State of the Planet

News from the Columbia Climate School

Clean Air Act2

  • A Major Legal Victory for Climate Science

    A Major Legal Victory for Climate Science

         Though most attention last week focused on the Supreme Court ruling upholding federal reform of the health-care system, the U.S. Court of Appeals for the District of Columbia issued the most important judicial decision on climate change in five years.  That decision upholds the Environmental Protection Agency’s power to regulate greenhouse gases, and it…

Banner with images representing environmental issues and text "You Asked: Our Scientists and Experts Answer Your Burning Questions."

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!

  • A Major Legal Victory for Climate Science

    A Major Legal Victory for Climate Science

         Though most attention last week focused on the Supreme Court ruling upholding federal reform of the health-care system, the U.S. Court of Appeals for the District of Columbia issued the most important judicial decision on climate change in five years.  That decision upholds the Environmental Protection Agency’s power to regulate greenhouse gases, and it…