State of the Planet

News from the Columbia Climate School

stratospheric aerosol injection

  • How Hard Is It to Dim the Sun?

    How Hard Is It to Dim the Sun?

    Solar radiation management is gaining traction as a climate intervention—but new research warns that real-world constraints make it riskier and more uncertain than most models suggest.

Composite banner with modern building at night and portrait of Dean Alexis Abramson that reads "Science for the Planet"

By studying thousands of buildings and analyzing their electricity use, Columbia Climate School Dean Alexis Abramson has been able to uncover ways to significantly cut energy consumption and emissions. Watch the Video: “Engineering a Cooler Future Through Smarter Buildings“

  • How Hard Is It to Dim the Sun?

    How Hard Is It to Dim the Sun?

    Solar radiation management is gaining traction as a climate intervention—but new research warns that real-world constraints make it riskier and more uncertain than most models suggest.