A study of food remains from ancient settlement sites along the lower Ica valley in Peru, confirms earlier suggestions that farming undermined the natural vegetation so badly that eventually much of the area had to be abandoned.
Earth Sciences
Aug 15, 2011
5
0
Brazilians are world leaders in using biofuels for gasoline. About a quarter of their automobile fuel consumption comes from sugarcane, which significantly reduces carbon dioxide emissions that otherwise would be emitted ...
Environment
Apr 17, 2011
12
0
Every spring, hundreds of thousands of birds leave their winter habitat on Poyang, the largest freshwater lake in China, and fly north over the most densely populated region on Earth to reach their breeding grounds in Siberia. ...
Plants & Animals
Apr 17, 2024
0
17
Recent studies have shown that rising atmospheric CO2 concentrations and consequential warming may compromise the community structure and functioning of the cold tundra ecosystems. However, in addition to carbon uptake, natural ...
Ecology
Apr 1, 2024
0
19
The Agulhas long-billed lark (Certhilauda brevirostris) is only found in South Africa. It builds nests on the ground mainly in Renosterveld fynbos, a type of vegetation filled with grasses and wild spring flowers that is ...
Plants & Animals
Jan 23, 2024
0
5
New research led by Southern Cross University has found a cocktail of nasty pesticides in oysters and water from one of the NSW North Coast's dominant rivers.
Ecology
Dec 12, 2023
0
7
Digging new ponds and resurrecting old "ghost ponds" can be done by landowners to revitalize biodiversity in natural and farmland landscapes, say UCL researchers in a new how-to guide for turning degraded ponds into thriving ...
Ecology
Oct 30, 2023
0
13
The fast pace at which natural vegetation is being destroyed in the Cerrado, Brazil's savanna-like biome, to make way for pasture and cropland is seriously affecting ecosystem services. More effective action is needed to ...
Earth Sciences
Oct 11, 2023
0
1
Decreasing rainfall and increased groundwater use are threatening vegetation and ultimately biodiversity in the Mediterranean biome. Plants that depend on groundwater are particularly vulnerable.
Earth Sciences
Sep 1, 2023
0
8
Since the break-up of Gondwana, Australia's biodiversity has evolved mostly in isolation from the rest of the world. Many of our species are unique to Australia.
Ecology
Aug 11, 2023
0
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