5,533 results
5,533 results for: Forests
- Environment
Fires in the Amazon forest may melt sea ice in Antarctica
Satellite data reveal a link between the amount of black carbon in the atmosphere and rates of Antarctic sea ice loss in recent years.
- Animals
Guppies fall for a classic optical illusion. Doves, usually, do too
Comparing animals’ susceptibility to optical illusions can show how perception evolved.
- Microbes
Antarctic lake microbes have flexible survival strategies
Life teems under the Antarctic ice sheet. In subglacial Lake Mercer, it is surprisingly versatile and isolated from the rest of the world.
- Earth
Recycled glass could help fend off coastal erosion
Sand made from recycled glass can be mixed with sediment to make a medium for plants to grow in. That can help with coastal restoration projects.
- Archaeology
Humans moved into African rainforests at least 150,000 years ago
This oldest known evidence of people living in tropical forests supports an idea that human evolution occurred across Africa.
- Archaeology
Precolonial farmers thrived in one of North America’s coldest places
Ancestral Menominee people in what’s now Michigan’s Upper Peninsula grew maize and other crops on large tracts of land despite harsh conditions.
- Health & Medicine
‘Butt breathing’ could help people who can’t get oxygen the regular way
Takanori Takebe’s strange investigation into whether humans can use the gut for breathing has surprisingly sentimental origins: helping his dad.
- Ecosystems
Extinct moa ate purple trufflelike fungi, fossil bird droppings reveal
DNA analysis reveals the big, flightless moa birds ate — and pooped out — 13 kinds of fungi, including ones crucial for New Zealand’s forest ecosystem.
- Animals
The mystery of melting sea stars may finally be solved
A bacterium called Vibrio pectenicida may be melting sea stars along North America’s Pacific coast.
- Plants
Some tropical trees act as lightning rods to fend off rivals
Though being struck by lightning is usually bad, the tropical tree Dipteryx oleifera benefits. A strike kills other nearby trees and parasitic vines.
- Animals
Some of Sydney’s koalas are chlamydia-free, but still at risk
Southwestern Sydney's koalas have avoided the chlamydia outbreak threatening the entire species. But their isolation has left them extremely inbred.
- Climate
Coral collapse signals Earth’s first climate tipping point
The global die-off of coral reefs signals a critical shift in Earth’s climate system with global environmental consequences along with economic ones.
