Science
How Do Forests Store Carbon—and What Happens When They Are Lost?
Forest carbon moves through living trees, dead wood, soil and people’s decisions. Learn why carbon stocks, sequestration and tree planting are not the same.
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Science
Why Are Glaciers and Ice Sheets Melting?
Glaciers gain snow and lose ice every year. Learn why warming is shifting that balance and what the change means for water, hazards and sea level.
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Science
What Causes Sea-Level Rise and What Does It Mean for Coasts?
Warmer water expands and melting land ice adds water to the ocean. Learn why local land movement matters and how coastal communities can respond.
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Science
How Does Climate Change Affect Extreme Weather?
Climate change loads the weather dice, but it is not the only cause of a disaster. Learn where the evidence is strongest and how attribution works.
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Science
Why Are Oceans Getting Warmer and Why Does It Matter?
The ocean stores most of Earth’s excess heat. Learn how scientists measure that change and why it matters for ecosystems, coasts, weather and food.
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Science
How Do El Niño and La Niña Change Weather Around the World?
El Niño and La Niña begin in the tropical Pacific but can shift rainfall, heat, storms, fisheries and harvests worldwide. Learn how the coupled cycle works.
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Discovery
What Causes Global Warming and Why Does It Matter?
Human activities are strengthening Earth’s greenhouse effect. Learn how the energy imbalance works, how scientists identify its cause and what limits future warming.
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Science
How Can You Reduce Your Carbon Footprint Without Greenwashing?
A carbon footprint is a map, not a moral score. Find realistic changes across energy, transport, food and purchases, then strengthen them through collective action.
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