Texts & Transcripts
Environmental Protection Agency Administrator Gina McCarthy says the United States is firmly committed to joining with Taiwan and economies around the worl...
Secretary Kerry says a report from the Intergovernmental Panel on Climate Change Working Group 3 "is a wake-up call about global economic opportunity we ca...
U.S. Energy Secretary Ernest Moniz says the Intergovernmental Panel on Climate Change’s latest report on mitigation makes it clear that the next 10 to 20 y...
Illicit trade in threatened and endangered species is a multibillion-dollar business, and the increasingly intense demand for products derived from Africa’...
Meet some young people who are using STEM to have fun and make a difference.
California passes the Global Warming Solutions Act, a comprehensive law aimed at reducing the state's carbon emissions, in 2006.
To celebrate Earth Day, we show you the innovations of big cities going green.
Scientific discovery is an intellectual adventure that benefits all of humanity.
Every year, thousands of animal species go extinct. Animals that once roamed the Earth in abundance are permanently disappearing from our planet at a hear...
A NASA study shows shows soybean plants can be redesigned to increase crop yields while requiring less water and helping to offset greenhouse gas warming.
The U.S. Environmental Protection Agency announces that total greenhouse gas emissions from U.S. sources fell 3.4 percent in 2012 as compared to 2011 level...
Greenhouse gas emissions are continuing to rise and the world’s governments have not done enough to reduce those emissions, but researchers say there is st...
Several recipients of the 2010 and 2011 Presidential Early Career Awards for Scientists and Engineers reveal what they think is best about science.
The creation of Yellowstone National Park in 1872 sparked a great American conservation movement and tradition. Since then, the U.S. national park system ...
This photo gallery shows the many and varied effects of climate change around the world.
U.S. Secretary of State John Kerry prepares for his trip to Indonesia.
Denis Hayes, chairman of Earth Day Network, talks about prosperity and the environment.
Climate change requires a global effort, says environmental activist Denis Hayes.
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