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 | 2008 DECEMBER Dec. 31, 2008
 Venture Capitalists Look to Green Businesses for Boom A recent surge in investments by venture capitalists in eco-friendly businesses is possibly triggering a boom in green and clean technology. Analysts report on the green market and its ability to make money while saving oil.

     




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 | Dec. 29, 2008
 Alaskan Village Copes With Real-life Impacts of Global Climate Change In Shishmaref, Alaska -- a 600-person village 20 miles south of the Arctic Circle -- residents are feeling the effects of climate change: earlier sea ice melts and increasing storm surges. Tom Bearden reports on how the residents are coping.

     




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 | Dec. 26, 2008
 Researchers Hope Obama Team Will Reinvigorate Role of Science Adviser Scientists and scientific organizations hailed President-elect Barack Obama's choice of top science advisers as a "dream team" this week.

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 | Dec. 19, 2008
 Beetles, Disease Hurt Whitebark Pine's Chances of Survival For the whitebark pine tree, red is the sign of death. As disease and beetles sap life from the knotty, sometimes misshapen tree that thrives in some of the most inhospitable landscapes of the northwest U.S. and Canada, it turns a brilliant red.

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 | Dec. 15, 2008
 Obama Unveils Environmental, Energy Policy Team President-elect Barack Obama named a former head of the EPA and a Nobel prize-winning scientist to his energy and environmental policy teams Monday. Analysts discuss how Obama's picks will carry out his agenda.

   

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 | Dec. 15, 2008
 Nobel Laureate Chu Tapped to Head Energy Department Steven Chu is a professor of physics at the University of California, Berkeley, and director of the Lawrence Berkeley National Lab, where he has worked for the past four years on developing alternative energy sources and improving energy efficiency.

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 | Dec. 15, 2008
 Browner Named as Newly-created Climate Policy Chief Carol Browner, a champion of legislation to slow climate growth and an Al Gore ally, is returning to familiar real estate but in a newly created position, as President-elect Barack Obama's climate chief.

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 | Dec. 12, 2008
 EU Energy Deal Boosts U.N. Climate Talks Leaders of the European Union Friday announced a climate and energy package aimed at reducing greenhouse gas emissions by 2020.

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 | Dec. 11, 2008
 Physicist Searches for Alternative Fuel Technologies Nobel Prize-winning physicist Steven Chu and his team of scientists received $500 million in February from energy company BP to develop clean biofuel technologies. As part of a series on climate change, the NewsHour profiles Chu's search for solutions to fuel problems.

     

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 | Dec. 2, 2008
 Justices Hear Arguments in School Harassment Case The Supreme Court heard arguments Tuesday for a case weighing an unusual test of sexual harassment laws whose outcome could have an impact on future gender, racial, and workplace discrimination cases. Marcia Coyle of the National Law Journal recaps the case.

   

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 | NOVEMBER Nov. 25, 2008
 Polar Bears Struggle to Survive as Arctic Climate Changes As climate change threatens polar bears' survival, laws put in place to protect the bears are impacting the Inuit people who have long hunted them. ITN's ITV news reports on the plight of both polar bears and Native people in the Canadian Arctic.

 

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 | Nov. 21, 2008
 After Leaving Washington Empty-handed, Automakers Set to Craft Recovery Plan While the Big Three U.S. automakers' hopes of an immediate financial shot in the arm were dashed Thursday on Capitol Hill, they are expected to meet lawmakers' demands to craft a convincing plan for rebuilding their once-mighty industry by Dec. 2.

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 | Nov. 17, 2008
 Indian Farmers, Coca-Cola Vie for Scarce Water Supply In the Indian state of Rajasthsan, farmers have accused Coca-Cola factories of drawing too heavily on the area's water supplies and contributing to pollution. Fred de Sam Lazaro reports on the controversy and the claims of both the company and its critics.

   

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 | Nov. 13, 2008
 World's Oceans Face Problem of Plastic Pollution Some researchers believe that more than 5 million square miles of the Pacific Ocean has become a soup of plastic confetti. Now, scientists are trying to quantify the problem and are studying how plastic affects fish, marine mammals and birds.

   




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 | Nov. 13, 2008
 Plastic Pollution in the Ocean Researchers are finding that ocean currents carry plastic pollution -- cigarette lighters, plastic bags and other trash -- from the world's coastlines to the middle of its oceans. Two experts answer your questions on the impact of plastic ocean pollution.

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 | Nov. 13, 2008
 'Junk Raft' Journey Publicizes Plastic Pollution Science educator Marcus Eriksen and photographer Joel Paschal sailed from California to Hawaii on a raft made of plastic bottles. They made the trip to raise public awareness of the problem of plastic pollution in the world's oceans.




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 | Nov. 13, 2008
 Quiz: Test Your Plastic Recycling Knowledge Take this interactive quiz to learn more about the amount of plastic trash produced and recycled in the United States.




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 | Nov. 12, 2008
 Justices Side With Navy in Sonar Dispute, Hear Religious Monument Case The Supreme Court ruled Wednesday to lift restrictions on use of sonar in U.S. Navy training exercises off the California coast. Marcia Coyle of the National Law Journal discusses the decision plus arguments in a church and state separation case.

   

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 | Nov. 12, 2008
 Supreme Court Sonar Decision a Blow to Environmentalists The U.S. Supreme Court handed environmentalists a defeat Wednesday, lifting restrictions on the Navy's use of sonar off the California coast.

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 | Nov. 11, 2008
 Tony Anderson Turns Low-income Areas Green One Light Bulb at a Time In his junior year at Morehouse College, Tony Anderson started the Let's Raise a Million Project to bring energy-saving technologies to African-American low income communities previously left out of the green movement.

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 | OCTOBER Oct. 31, 2008
 Feared Trout Drop-off Signals Climate Shift in Montana Warmer temperatures and a longer summer drought season in Montana are expected to have significant impacts on the state's trout fishing industry and ecosystem. In a special report, Heidi Cullen of Climate Central examines how climate-related changes are affecting Montana.

   

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 | Oct. 8, 2008
 Polluted Rain Run-off Poses Threat to Water Systems In a landmark decision, a Washington state pollution board has ruled that flow of polluted storm water into local water systems must be reduced. Lee Hochberg reports on the ruling and controversy over the impact of new home developments on the problem.

   

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 | Oct. 8, 2008
 Justices Mull Environmental Law, Job Discrimination The Supreme Court appeared divided over judges' authority to limit the U.S. Navy's use of sonar to protect whales and weighed a workplace harrassment case Wednesday. Marcia Coyle of the National Law Journal recaps the day in the courtroom.

   

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 | Oct. 8, 2008
 Project Aims to Improve Life in Rural Turkey In the farming village of Yatir in southeastern Turkey, little has changed over time. Rural areas, especially in the East, are some of the poorest parts of the country. A pilot project is aiming to bring more economic opportunities.

 

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 | SEPTEMBER Sept. 24, 2008
 Battle to Replace Domenici in New Mexico Senate Race Centers on Energy Policy The race for New Mexico's first open Senate seat in 26 years has brought the national renewable energy debate into local focus as Republican Rep. Steve Pearce battles Democratic Rep. Tom Udall for the job.

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 | Sept. 4, 2008
 Study: Arctic Sea Ice at Second-lowest Level on Record The Arctic ice cap has melted to a point that exceeds the 2005 level -- previously the second lowest on record -- and could surpass the record this year, scientists at the U.S. National Snow and Ice Data Center have said.

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 | AUGUST Aug. 22, 2008
 Environmental Movement Finds New Supporters Among Evangelicals With gas prices and global warming playing an ever-increasing role in the national discourse, some evangelical churches have begun to focus their faith in a new direction -- on environmentalism.

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 | Aug. 18, 2008
 Bottling Giant, Maine Residents Battle over Water Bottled water is a hot commodity -- Americans drank almost 9 billion gallons of it last year. But some Maine residents think less of it should come from their state. They are challenging Poland Spring over rights to the state's spring water aquifers. Tom Bearden reports.

     

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 | Aug. 15, 2008
 Environmental Demand Drives Eco-friendly Products As public demand for eco-friendly products increases, businesses rush to fill the gap with "green" products touting a lower carbon footprint. Spencer Michels reports on this growing development.

     

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 | Aug. 15, 2008
 Extended Interview: Clorox CEO and Sierra Club Chief on Green Products In January, Clorox launched a line of all-natural cleaners called "Green Works" -- with an endorsement from the Sierra Club. In this extended interview, Clorox CEO Don Knauss and Sierra Club Executive Director Carl Pope discuss the products, and their decision to work together, with the NewsHour's Spencer Michels.

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 | Aug. 15, 2008
 Coastal 'Dead Zones' Continue to Spread, Study Finds Huge swaths of the world's oceans are too starved of oxygen to support shrimp, crabs, fish and other marine life, and these so-called dead zones are growing virtually unchecked, according to a new study.

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 | Aug. 12, 2008
 Bush Administration Proposes Changes to Endangered Species Act Rules The Bush administration on Monday proposed a regulatory change that would allow federal agencies to decide for themselves whether construction projects such as roads and dams have the potential to harm endangered animals and plants.

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 | Aug. 11, 2008
 Former Oilman Makes Bid for Homegrown Alternative Energy T. Boone Pickens, a Texan oil tycoon, has made it his mission to promote massive new investment toward alternative energy sources. Pickens discusses his plan and efforts to make energy independence a central issue in the fall campaign.

     

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 | Aug. 6, 2008
 Candidates Stick to Energy Rhetoric on Campaign Trail Presidential hopefuls Sen. Barack Obama, D-Ill., and Sen. John McCain, R-Ariz., continue to spar over energy policy in campaign appearances and television ads. Kwame Holman reports on the latest news from the campaign trail.

     

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 | Aug. 5, 2008
 Concerns Surface After A Gorilla Haven Discovery A discovery of 125,000 lowland gorillas in the Congo basin changes population estimates of the critically endangered species, although threats from poachers and little funding for staff and operations present ongoing challenges. The Wildlife Conservation Society's president discusses the difficulties ahead.

     

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 | Aug. 5, 2008
 Endangered Gorilla 'Mother Lode' Uncovered in Republic of Congo A survey of the vast swamps and forests in the northern Republic of Congo has revealed 125,000 western lowland gorillas living there, more than double the previous known tally of the endangered animal.

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 | Aug. 4, 2008
 Beijing's Pollution a Contentious Foe for Olympic Athletes Despite efforts to curb China's air pollution, a thick haze swept over Beijing Monday, just days before the Olympic Games begin. Betty Ann Bowser examines the country's pollution woes and the impact on athletes.

     




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 | Aug. 4, 2008
 Candidates Focus on Energy, Spar Over Oil Resources Sen. Barack Obama delivered a major speech on energy Monday, which included a call to open the nation's strategic oil reserves, while his rival, GOP Sen. John McCain, urged Congress to call off its August recess and pass new energy legislation. Advisers to both campaigns discuss the two views.

     

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 | Aug. 4, 2008
 China Prepares for Olympics With just days to go to the 2008 Summer Olympic Games, China is pushing to clean up air pollution in Beijing and show its political tolerance by allowing protest zones around the city. Scott Tong, who is based in Shanghai, took your questions about the country's preparations for the games.

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 | JULY July 25, 2008
 Thousands Stampede for Last of Olympics Tickets Scuffles broke out Friday as nearly 50,000 people who had waited up to two days for the final batch of tickets to next month's Olympic Games swarmed sales windows in Beijing.

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 | July 23, 2008
 Why can't the U.K.'s fuel efficient vehicles be sold in the U.S.? Paul Solman answers this question and many more in the "Business Desk."

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 | July 17, 2008
 Gore Aims High on Renewable Energy Goal for U.S. Former Vice President and Nobel laureate Al Gore outlined a bold climate goal for the nation Thursday, challenging the U.S. to create every kilowatt of electricity through renewable energy sources within 10 years.

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 | July 11, 2008
 EPA Sidesteps Regulating Greenhouse Gases The Environmental Protection Agency on Friday delayed making a decision about whether human health and welfare are being harmed by greenhouse gas pollution. In a federal notice, the agency instead called for more public comment, essentially bumping the decision to the next administration.

     

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 | July 11, 2008
 Study: One-third of Coral Reef Species Face Extinction Nearly a third of the world's coral reef species face extinction, threatening entire ocean ecosystems.

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 | July 10, 2008
 Alaskan Village Copes With Real-life Impacts of Global Climate Change In Shishmaref, Alaska -- a 600-person village 20 miles south of the Arctic Circle -- residents are feeling the effects of climate change: earlier sea ice melts and increasing storm surges. Tom Bearden reports on how the residents are coping.

     




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 | July 9, 2008
 G-8 Vows to Cut Emissions but Divisions Remain Leaders of the Group of Eight nations agreed Tuesday to cut greenhouse gas emissions in half by 2050. But on Wednesday, a group of five emerging economies refused to sign the deal, saying they want more aggressive emissions cuts. A reporter examines the story.

     

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 | July 7, 2008
 High Oil Costs May Advance Conservation Research Car owners have been wincing in recent months as the price of oil has shot up well over the once-unimaginable $100-per-barrel mark. But an economist at Carnegie Mellon University believes that skyrocketing oil prices are a good thing, and will lead to necessary innovations in conservation and green technologies.

     

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 | July 4, 2008
 Calif. Locked in Water Wars as Drought Worsens As California faces one of the worst droughts in decades, Spencer Michels examines the growing struggle over water rights in the state.

     

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 | JUNE June 27, 2008
 Flooded Farmlands May Take Decades To Recover As water rushed through Iowa, it didn't just destroy private property; acres of fertile farmland were ruined for years to come. Jerry DeWitt, director of the Leopold Center for Sustainable Agriculture at Iowa State University, talks about the agricultural damage.

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 | June 27, 2008
 In Warming World, Plants Seek Higher Ground Rising temperatures are forcing plant species to migrate up mountains in search of a cooler climate, according to a new study of Alpine plants published Thursday in the journal Science.

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 | June 25, 2008
 Florida Seeks to Expand Everglades from Sugar Farmland Florida agreed to buy almost 300 sq. miles of farmland north of the wetlands from a U.S. Sugar company for $1.75 billion. The tentative deal will expand and restore the Everglades, a key U.S. ecosystem, and relieve the sugar company from its financial bind.

     

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 | June 25, 2008
 As Oil Prices Rise, Carmakers Look to Electric Future Rising oil prices and improvements in battery technology are fueling new interest in developing electric cars. Spencer Michels reports on how industry giants and start-up car companies alike plan to release new vehicles by 2010.

     

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 | June 25, 2008
 High Court Cuts Damages in Exxon Valdez Oil Spill Almost twenty years since the Exxon Valdez oil spill, the Supreme Court decided Wednesday to reduce victims' compensation in Alaska. Two journalists who have covered the story discuss the decision and how the impact of the accident still lingers in the region.

     

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 | June 25, 2008
 Extended Interview: Tesla Motors Chairman Elon Musk NewsHour correspondent Spencer Michels talked in April to electric car maker Tesla Motors' founder and chairman, Elon Musk -- an entrepreneur who previously founded PayPal -- about the future of the electric car.

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 | June 25, 2008
 Extended Interview: Mary Nichols, California Air Resources Board Spencer Michels talked to Mary Nichols, head of the California Air Resources Board, in April about the board's recent decision to cut the number of zero-emission vehicles the state will require car manufacturers to build. The board aims to encourage manufacturers to produce more hybrid vehicles instead.

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 | June 19, 2008
 Three Years On, New Orleans Still Struggles With Hurricane Debris Nearly three years after Hurricane Katrina hit New Orleans, the city is still coping with the toxic debris the storm left behind. Betty Ann Bowser reports from New Orleans on the ongoing controversy over the city's landfills.

     

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 | June 19, 2008
 New Orleans Struggles to Curtail Illegal Dumping An industrial stretch of New Orleans East has long been home to illegal dumps. The situation grew worse after Hurricane Katrina produced more than 62 million cubic feet of debris. NewsHour correspondent Betty Ann Bowser discusses the city's illegal dumping problem.

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 | June 18, 2008
 McCain and Obama Tout Differing Energy Plans Sens. Barack Obama and John McCain are honing their stances on climate and energy policy, focusing on issues like the federal gas tax and offshore drilling. Advisers for each campaign examine the energy policy debate.

     

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 | June 16, 2008
 Iowa Residents Wait to Return Home As Flood Waters Move On Flood fears eased in Iowa City Monday, as a string of towns in the state's south and east along the Mississippi River prepared for new problems caused by a recent bout of torrential rains and bad weather.

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 | June 12, 2008
 Drilling for Natural Gas in Wyoming Raises Debate Wyoming has some of the largest natural gas reserves in the country -- underneath public land -- leading to a debate over whether to drill or preserve the land for other uses. NewsHour correspondent Spencer Michels reports from Wyoming.

     

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 | June 10, 2008
 What impact does the carbonated beverage industry have on global warming? Paul Solman answers questions on business and economic news on "The Business Desk."

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 | June 6, 2008
 Climate Change Bill Blocked, Left to New Congress Republican senators blocked a proposed global warming bill Friday that would have led to major reductions in greenhouse gases, calling it a huge tax increase.

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 | June 5, 2008
 World Leaders Pledge to Ease Food Crisis After Political Squabbling World leaders at a United Nations food summit pledged Thursday to reduce trade barriers and boost agricultural production to combat the food crisis that is spreading hunger and violent unrest across the globe.

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 | June 3, 2008
 Extended Interview: General Motors CEO Rick Wagoner The NewsHour interviewed General Motors CEO Rick Wagoner in May about the company's plans for developing alternative fuel vehicles. Excerpts of the interview will air in the coming weeks as part of a report on a new generation of electric cars.

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 | June 2, 2008
 Lawmakers Struggle to Agree on Plan for Emissions Cuts, Energy Policy A new climate bill on Capitol Hill aims to reduce carbon emissions by creating a hotly-debated carbon cap-and-trade system. Senators on both sides of the debate weigh the pros and cons of instituting such a system and how it could impact energy and environmental policy.

     

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 | June 2, 2008
 Extended Interview: Venture Capitalist Vinod Khosla Vinod Khosla is an influential venture capitalist in Silicon Valley. He was a cofounder of Sun Microsystems and later a partner at the venture capital firm Kleiner Perkins, which helped fund Google and Amazon. In 2004 he started his own company, Khosla Ventures.

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 | MAY May 30, 2008
 New Solvents May Lead to Better Biofuels Molten salts used as solvents may provide a stepping stone toward cheaper, more environmentally friendly biofuels, researchers said this month.

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 | May 29, 2008
 Venture Capitalists Look to Green Businesses for Boom A recent surge in investments by venture capitalists in eco-friendly businesses is possibly triggering a boom in green and clean technology. Analysts report on the green market and its ability to make money while saving oil.

     




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 | May 28, 2008
 Report Documents Climate Change Impact on U.S. A recently released government report describes the impact global climate change is already having on U.S. farms, wildlife, forests and water supplies. One of the report's lead authors discusses its findings.

     




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 | May 28, 2008
 Modernizing China Confronts Environmental Woes Since undertaking market reforms in late 1970s, China has enjoyed an economic boom -- but the economic progress has also produced serious environmental damage and pollution problems. Margaret Warner reports on China's environmental woes and their impact on the run-up to the Beijing Olympics.

     

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 | May 28, 2008
 Experts Answered Your Questions on Consumer Choices Amid High Gas Prices Gas prices are at an all time high and consumers are deciding whether they can afford to travel. So how are gas prices affecting Americans? And what are some of the money saving alternatives to driving?
Two experts answered your questions.

   




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 | May 23, 2008
 Consumers Face Tough Choices as Gas Prices Rise As the summer travel season begins this Memorial Day weekend, American motorists are shifting their consumption patterns as they adjust to higher prices at the gas pump. Experts examine how consumers are handling the higher fuel prices.

     

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 | May 23, 2008
 Revitalizing coal is the solution to our energy crisis Paul Solman answers questions on business and economic news on "The Business Desk."

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 | May 16, 2008
 Six Years On, Yucca Mountain Nuclear Repository Slowly Moves Forward Energy Department officials confirmed this week that they plan to submit an application in June to license the Yucca Mountain nuclear waste dump as the nation's first spent-nuclear fuel repository.

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 | May 16, 2008
 Beijing Pollution Poses Challenge to Olympic Athletes Athletes participating in the Beijing Olympics this summer could face a troubling combination of polluted air and hot, humid weather conditions if the Chinese government is not able to clear the skies in time for the games.

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 | May 16, 2008
 Examining Myanmar's Military Regime The military government in Myanmar, the country also known as Burma, has been under close scrutiny in recent days as it has resisted allowing international aid workers in the country to assist after a deadly cyclone. Two experts answered your questions on Myanmar's military government.

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 | May 16, 2008
 Cities Are Looking to Share and Share a Bike European style bike-sharing programs are soon coming to U.S. cities.

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 | May 15, 2008
 Corn Farmers Prosper, Others Lose Out with Ethanol Use As corn prices have risen with demand for ethanol in recent years, corn farmers are prospering. But others -- such as hog farmers who rely on corn feed -- are facing tough times, and some critics blame ethanol demand for rising food prices worldwide.

     




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 | May 14, 2008
 Polar Bears Listed as 'Threatened' Due to Loss of Arctic Ice In a highly anticipated decision, the Interior Department on Wednesday declared the polar bear "threatened" under the Endangered Species Act because of shrinking Arctic ice due to global warming. Two analysts consider the impact of the decision.

     




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 | May 12, 2008
 Green Industry Hub Rises From Rust Belt Ruins Paul Solman reports on innovators who are making the Pittsburgh region an eco-showcase of the benefits of going green and bringing new hope to the economically depressed Rust Belt region.

     

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 | APRIL April 25, 2008
 Pittsburgh Renews Itself With 'Green' Technologies Pittsburgh, once described as the nation's "dirtiest city," is working hard to reverse that image with new energy efficient initiatives. Paul Solman looks at how the Steel City has become reinvigorated by implementing new "green" energy technologies.

     

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 | April 11, 2008
 Scientists Create Plan to Save Madagascar Species The island nation of Madagascar is one of the world's poorest countries, but it is rich in one resource -- biodiversity. Perched in the Indian Ocean off the east coast of Africa, Madagascar broke from the continent more than 80 million years ago.

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 | April 1, 2008
 Eye on Arctic Pollution Researchers are taking a close look at the makeup and movement of pollutants at the Arctic. Learn more about some of their field studies in this slide show.

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 | April 1, 2008
 Scientists Plot Pollutants' Path at the Arctic The Arctic is a receptacle of the planet's air pollutants -- from forest fires to human-produced carbon dioxide emissions -- and a coordinated international effort is geared toward learning more about pollutants' effects at the top of the globe.

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 | April 1, 2008
 Experts Discuss Water Reuse A new treatment plant in Orange County, Calif., is one of about 15 in the country to recycle wastewater back into the groundwater drinking water supply -- a plan called indirect potable reuse. Two experts answered your questions on water recycling.

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 | MARCH March 28, 2008
 After Major Cyclone, Bangladesh Worries About Climate Change Months after Cyclone Sidr killed 3,200 people along the Bangladesh coast, the devastated country turns its attention to climate change. Fred de Sam Lazaro reports on recovery efforts and worries about the long-term future of the country.

     

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 | March 26, 2008
 Ice Shelf Disintegrating Off Antarctica Peninsula A huge slab of ice has fallen off the western Antarctic peninsula, threatening the ice shelf behind it. Scientists say the collapse shows how quickly polar changes can occur amid certain climate conditions. A climatologist explains.

     




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 | March 24, 2008
 Water Recycling Efforts Spark Policy Debate in California In water-strapped southern California local authorities are exploring new approaches to water usage, launching new programs that send highly treated wastewater back into the groundwater supply to serve as drinking water.

     

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 | March 24, 2008
 Inside a Water Reuse Plant Orange County, Calif.'s new water treatment plant, called the Groundwater Replenishment System (GWS), is one of about 15 in the country that recycles wastewater into potable water. The water goes through three intensive treatment phases before it is delivered back into the groundwater supply.

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 | March 24, 2008
 Potable Water Reuse Plant Locations Find the locations of current and planned indirect potable water reuse projects.

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 | March 10, 2008
 Probe Finds Traces of Common Pharmaceuticals in U.S. Drinking Water An investigation by the Associated Press found trace amounts of many types of pharmaceuticals -- including painkillers, antibiotics and anti-seizure medications -- in the drinking water of 24 American cities. A reporter who worked on the story describes the findings.

     

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 | March 7, 2008
 Strange Malady Wreaks Havoc on Bat Population New Englanders may face an uptick in mosquito swarms, insect bites and moths this summer as a strange malady has threatened the insects' top predator: bats.

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 | March 6, 2008
 Carbon Offset Plan Allows Businesses to Trade Environmental 'Credit' As scientists debate how to address climate change, one proposal for businesses creates a carbon credit system that allows emission producing companies to buy credits from companies that use energy efficient technologies as a way to offset overall environmental impact.

     




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 | March 6, 2008
 Experts Discuss Carbon Offsets The carbon offset market is growing, spurred by businesses and consumers who want to lessen their carbon footprint by investing in ventures like hydroelectric power or forest regeneration. Two experts on carbon credits took your questions.

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 | FEBRUARY Feb. 27, 2008
 Justices Consider Exxon's Valdez Damages Challenge The Supreme Court heard arguments Wednesday in Exxon's appeal of a civil suit that awarded $2.5 billion in punitive damages to victims of the 1989 Exxon Valdez shipwreck and oil spill in Alaska. The National Law Journal's Marcia Coyle recaps the case.

     

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 | JANUARY Jan. 30, 2008
 Iraq Looks to Revive Agriculture Sector Iraq's winter rains have yet to arrive and the country's Northern provinces are suffering from a drought, adding to the burden of farmers already dealing with poor soil, a lack of power and equipment, and other difficulties.

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 | Jan. 11, 2008
 Switchgrass Yields Energy-efficient, Clean Fuel, Study Finds Switchgrass, a prairie grass grown on marginal farmland and processed into ethanol, can produce five times more energy than it takes to grow the crop, according to a new study.

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 | Jan. 9, 2008
 Agency Delays Decision on Polar Bear Listing The U.S. Fish and Wildlife Service postponed a recommendation originally due Wednesday on listing the polar bear as threatened under the Endangered Species Act due to changes in its habitat from global warming.

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 | Jan. 1, 2008
 Environmental Activist Questions the Goals of Globalization In the fourth installment in a series of conversations about the impact of globalization, NewsHour economics correspondent Paul Solman interviews Vandana Shiva, an activist at the forefront of the fight against globalization for nearly three decades.

     

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