Environment
- Science & Society
Many plans for green infrastructure risk leaving vulnerable people out
Green infrastructure is one way to help combat climate hazards like flooding. But without equitable planning, only some communities will benefit.
- Life
How plant ‘muscles’ fold up a mimosa leaf fast
A mimosa plant revs up tiny clumps of specially shaped cells that collapse its leaflets, though why isn’t clear.
- Life
A new metric of extinction risk considers how cultures care for species
Conservation efforts should consider relationships between cultural groups and the species important to them, researchers argue.
- Climate
It’s possible to reach net-zero carbon emissions. Here’s how
Cutting carbon dioxide emissions to curb climate change and reach net zero is possible but not easy.
- Environment
Recycling rare earth elements is hard. Science is trying to make it easier
As demand grows, scientists are inventing new — and greener — ways to recycle rare earth elements.
- Environment
Rare earth elements could be pulled from coal waste
The scheme would provide valuable rare earth metals and help clean up coal mining’s dirty legacy.
- Climate
Cyclones in the Arctic are becoming more intense and frequent
Over the last 70 years, boreal storms have steadily grown stronger. And climate change may make them worse, threatening both people and sea ice.
- Earth
Rare earth mining may be key to our renewable energy future. But at what cost?
We take you inside Mountain Pass, the only rare earth mine in the United States.
- Climate
2022’s biggest climate change bill pushes clean energy
Experts weigh in on the pros and cons of the United States’ first major climate change legislation, the Inflation Reduction Act, signed this year.
- Animals
Dry pet food may be more environmentally friendly than wet food
The environmental cost of wet pet food is higher than dry food, scientists say. That may be because wet food gets most of its calories from animals.
- Health & Medicine
Pollution mucks up the lungs’ immune defenses over time
A study of immune tissue in the lungs reports that particulate matter buildup from air pollution may impair respiratory immunity in older adults.
- Animals
These devices use an electric field to scare sharks from fishing hooks
SharkGuard gadgets work by harnessing sharks’ ability to detect electric fields. That could save the animals’ lives, a study suggests.
