Tag: James G. Anderson

  • Nation & World

    No laughing matter

    A recent study shows that nitrous-oxide emissions from thawing Alaskan permafrost are about 12 times higher than previously assumed. About a quarter of the Northern Hemisphere is covered in permafrost, which is thawing at an increasing rate. And, even though researchers are monitoring carbon dioxide and methane, no one seems to be monitoring N2O, the…

    6 minutes
    Aerial photo of Alaska
  • Nation & World

    Midwest summer storms threaten ozone, study warns

    Summer storms in the central U.S. create the same chemical reactions damaging ozone in the Arctic, warns a Harvard study calling for a closer look at the region’s UV radiation risk.

    2 minutes
  • Nation & World

    Concerns about climate change, health

    A team of researchers led by James G. Anderson, the Philip S. Weld Professor of Atmospheric Chemistry, warns that a newly discovered connection between climate change and depletion of the ozone layer over the U.S. could allow more damaging ultraviolet (UV) radiation to reach the Earth’s surface, leading to increased incidence of skin cancer.

    5 minutes
  • Nation & World

    Battling climate change on all fronts

    Harvard’s research spans the gamut from the sciences to the humanities, examining key questions about this critical challenge facing humanity.

    9 minutes