434 results
434 results for: grassland
- Ecosystems
How an invasive ant changed a lion’s dinner menu
An invasive ant is killing off ants that defend trees from elephants. With less cover, it’s harder for lions to hunt zebras, so they hunt buffalo instead.
- Environment
Grassland and shrubland fires destroy more U.S. homes than forest fires
Grassland and shrubland fires destroyed nearly 11,000 homes in the contiguous United States from 1990 to 2020.
- Animals
A new exhibit invites you into the ‘Secret World of Elephants’
As elephants face survival threats, the American Museum of Natural History highlights their pivotal role in shaping landscapes — and their resilience.
- Environment
Landscape Explorer shows how much the American West has changed
The online tool stitches together historical images into a map that’s helping land managers make decisions about preservation and restoration.
- Archaeology
How Asia’s first nomadic empire broke the rules of imperial expansion
New studies reveal clues to how mobile rulers assembled a multiethnic empire of herders known as the Xiongnu more than 2,000 years ago.
- Life
Capybaras thrive, even near humans, because they’re not picky eaters
Scientists didn’t expect capybaras to eat both grasses and forest plants. The rodents’ flexible diet helps them live everywhere from cities to swamps.
- Ecosystems
The Amazon might not have a ‘tipping point.’ But it’s still in trouble
Scientists race to foretell the fate of the vast forest facing deforestation and climate change.
- Climate
Greta Thunberg’s new book urges the world to take climate action now
Greta Thunberg's ‘The Climate Book’ covers the basic science of climate change, the history of denialism and inaction, environmental justice and solutions.
- Genetics
Ancient DNA unveils Siberian Neandertals’ small-scale social lives
Females often moved into their mate’s communities, which totaled about 20 individuals, researchers say.
- Life
Moths pollinate clover flowers at night, after bees have gone home
Camera footage reveals that moths make roughly a third of the visits to red clover, highlighting the overlooked role of nighttime pollinators.
- Science & Society
Russia’s invasion could cause long-term harm to Ukraine’s prized soil
War will physically and chemically damage Ukraine’s prized, highly fertile chernozem soils. The impacts on agriculture could last for years.
- Archaeology
Lasers reveal ancient urban sprawl hidden in the Amazon
South America’s Casarabe culture built a network of large and small settlements in what’s now Bolivia centuries before the Spanish arrived.
