State of the Planet

News from the Columbia Climate School

greenhouse gas emissions5

  • Dark Side of Solar Has Light at the End of the Tunnel

    As the United States searches for sources of alternative energy and a means to reduce its production of greenhouse gas (GHG) emissions, solar power plants have emerged as a leading candidate to address both of these problems. While these plants do indeed provide an additional means of producting energy that could potentially reduce the amount…

  • Wallace Broecker Wins (Yet Another) Top Prize

    Climate Scientist Who Sounded Early Warnings Is Still At Work

  • Companies Lay Out Global Framework to Fight Climate Change

    As a significant step toward tackling climate change, an unprecedented group of companies and organizations from around the world have endorsed a bold post-Kyoto framework for affecting change at the levels of policy and industry, particularly in regard to creating sustainable energy systems necessary for achieving economic growth. Signatories of The Path to Climate Sustainability: A…

  • Alaskans Feel the Heat of Global Warming

    New Study Reveals Alaskans View Global Warming as Serious Threat

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.

  • Dark Side of Solar Has Light at the End of the Tunnel

    As the United States searches for sources of alternative energy and a means to reduce its production of greenhouse gas (GHG) emissions, solar power plants have emerged as a leading candidate to address both of these problems. While these plants do indeed provide an additional means of producting energy that could potentially reduce the amount…

  • Wallace Broecker Wins (Yet Another) Top Prize

    Climate Scientist Who Sounded Early Warnings Is Still At Work

  • Companies Lay Out Global Framework to Fight Climate Change

    As a significant step toward tackling climate change, an unprecedented group of companies and organizations from around the world have endorsed a bold post-Kyoto framework for affecting change at the levels of policy and industry, particularly in regard to creating sustainable energy systems necessary for achieving economic growth. Signatories of The Path to Climate Sustainability: A…

  • Alaskans Feel the Heat of Global Warming

    New Study Reveals Alaskans View Global Warming as Serious Threat