Climate Basics

Here you'll find the basics on climate science, key energy and emissions trends, extreme weather, and other climate impacts. Students, teachers: check out the Climate Classroom.

Hurricanes and Climate Change

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Heat Waves and Climate Change

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Is Climate Change to Blame for Record-Setting Tornado Reports?

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Climate Science

Climate Essentials
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Brief
Science and Impacts

The scientific evidence is unequivocal. The Earth is warming due to the dramatic increase of concentrations of heat-trapping gases in the atmosphere caused by human activities, especially the burning of fossil fuels. As more greenhouse gases are released into the …

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Main Greenhouse Gases

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Climate Impacts

Humans and our environment are already feeling the impacts of climate change as it makes temperatures hotter, sea levels higher, storms more intense, and oceans more acidic.

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Weaponized ticks and climate change
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Storytelling is Critical to Climate Action
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A Dubious Record: Increasing Costs of Climate Change

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Extreme Weather

Climate change is causing more frequent and intense heat waves, droughts, and downpours, costing dollars and lives. Learn about the links between climate change and extreme weather.

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Energy/Emissions Data

We've pulled together data from the most reliable sources to provide an overview of energy production and use, and of greenhouse gas emissions, in the U.S. and globally.

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Climate Classroom

Welcome to the C2ES Climate Classroom! Our resources help students and teachers understand how and why the climate is changing, how climate change affects us, and what we can do about it.

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