State of the Planet

News from the Columbia Climate School

Tracking Ocean Changes in the Arctic Switchyard3

  • Switchyard Project: Tracking the Arctic Seascape

    Switchyard Project: Tracking the Arctic Seascape

    Arctic summer sea ice is declining rapidly: a trend with enormous implications for global weather and climate. The multi-year Arctic Switchyard project will seek to distinguish the effects of natural climate variability from those of human-induced climate change.

Earth Month Graphic Collage: "Our Power, Our Planet - April 2025"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.

  • Switchyard Project: Tracking the Arctic Seascape

    Switchyard Project: Tracking the Arctic Seascape

    Arctic summer sea ice is declining rapidly: a trend with enormous implications for global weather and climate. The multi-year Arctic Switchyard project will seek to distinguish the effects of natural climate variability from those of human-induced climate change.