Environment

116 articles with this tag

What Are PFAS 'Forever Chemicals' and Why They Matter Health

What Are PFAS 'Forever Chemicals' and Why They Matter

PFAS are a class of over 10,000 man-made chemicals that resist breakdown in the body and environment, linked to cancer, hormone disruption, and — acco...

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How Arctic Sea Ice Works—and Why Its Loss Matters Science

How Arctic Sea Ice Works—and Why Its Loss Matters

Arctic sea ice is far more than frozen water at the top of the world. It regulates global temperatures, drives ocean circulation, and sustains entire...

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How Tidal Energy Works—and Why It Matters Science

How Tidal Energy Works—and Why It Matters

Tidal energy harnesses the gravitational pull of the moon to generate reliable, carbon-free electricity—but high costs and limited sites have kept it...

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What Is El Niño and How Does It Affect the World? Science

What Is El Niño and How Does It Affect the World?

El Niño is a periodic warming of the tropical Pacific Ocean that disrupts weather patterns across the globe, triggering droughts, floods, and economic...

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How Nor'easters Form—and Why They're So Powerful Science

How Nor'easters Form—and Why They're So Powerful

Nor'easters are among the most destructive storms to strike North America's East Coast, capable of burying cities in snow and causing billions in dama...

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How Microplastics Reach Your Brain—and What They Do Health

How Microplastics Reach Your Brain—and What They Do

Tiny plastic particles are now found throughout the human body, including the brain. Scientists have identified five key pathways through which microp...

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How Landslides Form—and Why They're So Deadly Science

How Landslides Form—and Why They're So Deadly

Landslides kill thousands of people every year and cause billions in damage, yet many people don't understand what triggers them. Here's the science b...

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What Is the High Seas Treaty and Why It Matters Science

What Is the High Seas Treaty and Why It Matters

The High Seas Treaty — formally the BBNJ Agreement — entered into force in January 2026, giving humanity its first legally binding framework to protec...

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How Wildlife Trafficking Works and Why It Persists Science

How Wildlife Trafficking Works and Why It Persists

Wildlife trafficking is a $20 billion criminal industry affecting over 4,000 species. Here is how the illegal trade works, who profits, and why decade...

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How Temperature Limits Every Living Thing on Earth Science

How Temperature Limits Every Living Thing on Earth

Scientists have uncovered a universal temperature rule that governs all life—from deep-sea bacteria to tropical insects—revealing why evolution cannot...

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How Carbon Offsets Work—and Why They're Controversial Science

How Carbon Offsets Work—and Why They're Controversial

Carbon offsets let companies pay to cancel out their greenhouse gas emissions by funding climate projects elsewhere. But how do they actually work—and...

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What Is AMOC and Why Scientists Fear Its Collapse Science

What Is AMOC and Why Scientists Fear Its Collapse

The Atlantic Meridional Overturning Circulation is a vast ocean conveyor belt that keeps Europe temperate and regulates global climate — and recent re...

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