State of the Planet

News from the Columbia Climate School

marine ecology2

  • Nature’s Toxic Crusaders

    Nature’s Toxic Crusaders

    Can mushrooms help clean up oil spills? Can oysters filter sewage pollution? Industrial waste is being injected into the planet’s soil and water as a result of human activity. Pioneers in the field of conservation and sustainability are employing nature’s own biological task force to help clean up.

  • Tropical Plankton Invade Arctic Waters

    Researchers See Natural Cycle; But Questions Arise on Climate Change

Colorful icons representing nature, sustainable living, and renewable energy with text "Earth Day 2026"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. Today, our scientists and experts are tackling the most pressing challenges to achieve real-world impact. This Earth Day, 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.

  • Nature’s Toxic Crusaders

    Nature’s Toxic Crusaders

    Can mushrooms help clean up oil spills? Can oysters filter sewage pollution? Industrial waste is being injected into the planet’s soil and water as a result of human activity. Pioneers in the field of conservation and sustainability are employing nature’s own biological task force to help clean up.

  • Tropical Plankton Invade Arctic Waters

    Researchers See Natural Cycle; But Questions Arise on Climate Change