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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Society
How Does Climate Change Affect Food Security?
Climate risk follows food from farms and fisheries through storage, markets and kitchens. Learn why availability, access, nutrition and stability all matter.
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Society
How Can Cities Adapt to Climate Change?
City adaptation is not one megaproject. Learn how heat, water, buildings, power, health and land-use decisions can protect people fairly.
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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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Connectivity
How Does Satellite Internet Work?
Satellite internet links a ground terminal to orbit and back into terrestrial networks. Learn how LEO, GEO, gateways, handoffs and latency work.
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Media
How Do Recommendation Algorithms Shape What You See?
Recommendation systems retrieve candidates, predict relevance and rank what you see. Learn about signals, feedback loops, filter bubbles and user controls.
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