Search results for grassland ecosystem

Earth Sciences Mar 25, 2024

Rainforest response to deglaciation impacted by Australian Indigenous populations, study finds

Australia's Indigenous populations have played an important role in modifying the continent's landscape over millennia, particularly by using fire to create open spaces for daily activities. This continued until they left ...

Plants & Animals Mar 24, 2024

Pangolins in Africa: Expert unpacks why millions have been traded illegally and what can be done about it

Pangolins are fascinating creatures known for their unique appearance and distinctive scales. They are mammals belonging to the order Pholidota and are native to Africa and Asia. Due to their primary diet of ants and termites, ...

Environment Mar 20, 2024

Hypoxia is widespread and increasing in the ocean off the Pacific Northwest coast, study shows

Low oxygen conditions that pose a significant threat to marine life are widespread and increasing in coastal Pacific Northwest ocean waters as the climate warms, a new study shows.

Plants & Animals Mar 19, 2024

Fairy circles: Plant water stress causes Namibia's gaps in grass

Namibia's legendary fairy circles are mysterious, circular, bald patches in the dry grasslands on the edge of the Namib Desert. Their formation has been researched for decades and has recently been the subject of much debate. ...

Plants & Animals Mar 15, 2024

Scientists find hundreds of unique species in Africa's newest and most threatened ecoregion

After two decades of biological surveys and over 30 scientific expeditions, groundbreaking research in southern Africa has unearthed a wealth of previously undocumented biodiversity in a newly recognized ecoregion.

Environment Mar 12, 2024

Global ecosystem contributes trillions in its services with key synergies and tradeoffs, study finds

Tradeoffs and synergies between ecosystem services constitute an important topic in ecosystem management. The value of each service is substantially influenced by human activities, and changes will affect human decisions. ...

Ecology Mar 12, 2024

Study shows how to increase success rate of restoration initiatives in the Cerrado

Statistics made available in January 2024 show that while deforestation in the Amazon fell by half in 2023, it increased by 43% in the Cerrado, the Brazilian savanna. A research group at the State University of Campinas's ...

Plants & Animals Mar 8, 2024

Bald eagles eat prairie dogs? Researchers underscore relationship between raptors and rodents in the Great Plains

We all know that bald eagles like fish. Few of us, however, picture them soaring over grasslands seeking out prairie dog snacks. In a paper published in the Journal of Raptor Research, lead author Courtney Duchardt and co-authors ...

Ecology Mar 6, 2024

Researchers study food web flexibility through time

A theoretical experiment characterized the network architecture of a species-rich ecosystem over eight months. Predator–prey interaction networks play a key role in structuring ecosystems, but ecological research has often ...

Ecology Mar 3, 2024

Texas fires: Burned rangeland can recover quickly, but cattle ranchers face struggles ahead to find and feed their herds

Strong winds spread the largest wildfire in Texas history across more than 1 million acres of rangeland in the Panhandle, the heart of the state's cattle-producing region, and into Oklahoma in late February 2024. Light precipitation ...

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