De-icing salts help us get around in winter, but they corrode cars, crack roads and contaminate rivers and lakes. Scientists are working to develop better options by imitating natural antifreezes.

A recent US study found tyre chemicals were polluting rivers and poisoning migratory salmon.

A new study shows how toxic chemicals like benzene are leaching into water systems after nearby fires. The pipes don't have to burn – they just have to heat up.

Fish farms feed millions of people around the world, but they also consume a lot of fish that are dried or ground up to make aquafeed. Researchers are developing more sustainable alternatives.

Black Friday sales reveal fast fashion extremes. But how does it affect the planet?

Fast fashion is far from green. But the rapid expansion of online clothing resale platforms could help shrink the garment industry's negative impact on the environment.

The Trump administration has used executive orders, deregulation and delays to reduce environmental regulation. Biden administration officials will use many of the same tools to undo their work.

Healthy seagrasses form underwater meadows teeming with fish and shellfish. A successful large-scale restoration project in Virginia could become a model for reseeding damaged seagrass beds worldwide.

PFAS chemicals are toxic, widespread and persistent in the environment, and the federal government has been slow to regulate them. A scientist explains why evaluating them one by one isn't working.

Conservation or copper? A proposed mine in northern Minnesota pits industrial jobs against a thriving outdoor economy.