5,537 results
5,537 results for: Forests
- Climate
Warming is chasing cloud forests steadily uphill
Cloud forests are biodiversity hot spots and crucial water sources. But climate change and deforestation are shrinking their range, new data show.
- Paleontology
Sloths once came in a dizzying array of sizes. Here’s why
A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.
- Oceans
Seafloor amber may hold hints of a tsunami 115 million years ago
Oddly shaped deposits of tree resin point to massive waves that struck northern Japan roughly 115 million years ago and swept a forest into the sea.
- Climate
Buying carbon credits to fight climate change? Here’s what to know
Carbon credits sold on the voluntary market are under scrutiny for not offsetting greenhouse gas emissions as claimed.
- Animals
Guppies fall for a classic optical illusion. Doves, usually, do too
Comparing animals’ susceptibility to optical illusions can show how perception evolved.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
