Diagram illustrating the greenhouse effect, with sunlight reaching Earth and heat being re-emitted and retained by the atmosphere.

How do Greenhouse Gases Actually Warm the Earth?

Home / How do Greenhouse Gases Actually Warm the Earth? By Aidan Silvestro Edited and Fact checked by Dr. Michael MacCracken The phrase “greenhouse effect” often appears in discussions of climate change and global warming. It is the name for a natural atmospheric process that largely determines Earth’s temperature

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Beyond the Repeal: A Market-Based Path for U.S. Climate Policy

Home / Beyond the Repeal: A Market-Based Path for U.S. Climate Policy By Mike MacCracken Chief Scientist, Climate Institute For 15 years, the EPA’s 2009 Endangerment Finding has been the bedrock for regulating greenhouse gas emissions. However, as the current Administration moves toward its repeal—ignoring decades of legal precedent

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Can we steer away from disaster in the Amazon?

Can we steer away from disaster in the Amazon?

Home / The Amazon ecosystem hosts the largest tropical rainforest on the planet, unique savannahs, and an extensive riverine network. It covers 750 million hectares (Mha). Its complexity and diversity are unparalleled, the refined result of an exquisite evolutionary process.  Its functioning is vital to life on earth.  For

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