Feb 20 NASA to Launch Its First Carbon-Testing Satellite to Measure Greenhouse Gas By Admin, PBS News Hour NASA plans to launch a satellite Tuesday that will measure concentrations of carbon dioxide (CO2) in the Earth's atmosphere, providing scientists with the most complete and precise set of measurements yet of the greenhouse gas. Continue reading
Feb 17 Watch With Green Energy’s Limitations, Scientists Hunt for Alternatives As the Obama administration highlights the importance of finding and investing in renewable energy, states such as California are trying to determine whether wind, solar and other renewables can replace a significant amount of fossil fuel. Spencer Michels reports. Continue watching
Jan 28 Watch In Iowa, Questions Arise on Impact of Ethanol Production Al Gore testified before Congress Wednesday on the urgency of energy policy reform and made the case for easing America's reliance on carbon-based fuels. Heidi Cullen of Climate Central reports on an emerging debate over the changing land use and… Continue watching
Jan 26 Watch Obama Orders Regulators to Revisit Fuel Standards President Barack Obama pledged renewed U.S. leadership to fight global warming Monday, as he ordered regulators to revisit the tightening of fuel-economy standards for new cars and trucks. Experts debate the significance of the announcement for automakers. Continue watching
Jan 26 Obama Moves to Revise Fuel Efficiency Policies By Admin, PBS News Hour President Barack Obama on Monday ordered federal regulators to reexamine two policies that could lead to tougher fuel-economy standards for new cars and trucks. Continue reading
Jan 22 New Study Shows Warming Trend in Antarctica By Admin, PBS News Hour Antarctica, a part of the world that researchers had previously believed was bucking the trend of global warming, is getting warmer after all, according to a newly released study. Continue reading
Jan 13 Chu Vows to Fight Global Warming at Confirmation Hearing By Admin, PBS News Hour Nobel-prize winning physicist Steven Chu said at a hearing Tuesday that if he is confirmed as energy secretary, he plans to aggressively pursue policies to combat global warming. Continue reading
Jan 02 Slowing Great Barrier Reef Coral Growth Worries Scientists By Admin, PBS News Hour Coral in Australia's Great Barrier Reef are growing at their slowest rate in at least 400 years, according to a new study. Continue reading
Dec 12 EU Energy Deal Boosts U.N. Climate Talks By Admin, PBS News Hour Leaders of the European Union Friday announced a climate and energy package aimed at reducing greenhouse gas emissions by 2020. Continue reading
Nov 25 Watch 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… Continue watching