In his State of the Union address, President Bush called for new domestic initiatives aimed at decreasing gas consumption by expanding the role of alternative fuels. Three energy experts analyze the viability of the president's proposed energy reforms.
By Admin, PBS NewsHour
The chief executives of 10 major organizations joined environmental watchdog groups Monday to urge President Bush and Congress to enact mandatory caps on carbon dioxide emissions, which most scientists believe contribute to global warming.
With polar bear numbers declining and their habitats melting, the Bush Administration has proposed labeling them a "threatened" species under the Endangered Species Act. The secretary of the Interior and an environmental lawyer discuss the proposal.
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.
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.
By Admin, PBS NewsHour
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.
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…
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.
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.
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…
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