Nov 29 Watch Supreme Court Takes Up Global Warming Case The U.S. Supreme Court heard its first case on global warming Wednesday, with 12 states asking the court to mandate limits on greenhouse emissions from new cars and trucks. Experts discuss the case and analyze its significance. Continue watching
Nov 03 Watch Global Warming, Decline in Fish Stock Could Damage World Economy Two recent reports say the world's fish stock could be depleted in 50 years and global warming could take a severe economic toll on nations if dramatic measures are not undertaken. A science reporter explains. Continue watching
Oct 30 Global Warming Could Significantly Impact World Economy, Study Says By Admin, PBS News Hour Unchecked global warming could impact the world economy on a scale comparable to world wars and the Great Depression, a report issued Monday by the British government says. Continue reading
Oct 27 Watch NextFest Unveils High-tech Tools and Toys With more than 130 exhibits from scientists, researchers and inventors around the globe, NextFest brings its vision of a new world's fair to New York City. The NewsHour's economics correspondent Paul Solman reports on the high-tech tools and toys of… Continue watching
Oct 02 Watch Abortion, Race and Business Law on Supreme Court’s New Docket The U.S. Supreme Court began its next term Monday with cases on late-term abortions, the use of race in school admissions, patent law and pollution control. Legal experts discuss the cases and the issues that will define the new term. Continue watching
Aug 31 Watch California Moves to Be First State to Limit Greenhouse Gases California Gov. Arnold Schwarzenegger and Democratic lawmakers reached a landmark agreement on a bill requiring companies to cut output of greenhouse gases by 25 percent by 2020. Experts discuss the national implications of California's move to curb emissions. Continue watching
Aug 04 Watch Deadly Heat Wave Reignites Climate Change Debate A front of cool air moved over the East Coast Friday, bringing an end to a record-breaking heat wave that started last week in California and is blamed for nearly 200 deaths. Climatologists discuss the debate over the Earth's changing… Continue watching
Jun 26 Watch High Court Rules Against State Campaign Finance Law In two much-anticipated decisions, the Supreme Court struck down Vermont's stringent campaign finance limits while ruling that the Kansas Supreme Court had improperly ruled the state's death penalty law unconstitutional. Continue watching
Jun 22 Earth Warmest in 400 Years, Panel of Scientists Says By Admin, PBS News Hour A panel of top climate scientists reported Thursday that the Earth was hotter in the last few decades of the 20th century than it has been over the last 400 years and possibly longer. Continue reading
Jun 08 Watch Researchers Scramble to Create CO2-Busting Technologies With carbon dioxide comprising 80 percent of greenhouse gases, researchers are creating technologies to neutralize emissions and reverse their effects on global warming. Continue watching