national academy of sciences

  • May 2, 2012  

    For the first time, new national educational standards for grades K-12 will link global warming trends to manmade emissions. Part of our Coping With Climate Change series, Hari Sreenivasan looks at the challenges teachers face when covering the topic of climate science in their classrooms. Continue reading

  • July 9, 2008  

    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. Continue reading