Clear explanations of nature, space and the scientific ideas that shape our world.
El Niño is strengthening, and official forecasts now favor a very strong peak near the end of 2026. Here is what “super” means, what the latest probabilities show and why local impacts are not guaranteed.
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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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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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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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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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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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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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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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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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