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201 matches found for "soil erosion"

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Central Africa's tropical Congo Basin was arid, treeless in Late Jurassic

The Congo Basin — with its massive, lush tropical rain forest — was far different 150 million to 200 million years ago. At that time Africa and South America were part of the single continent Gondwana...

Earth Sciences | nachricht Read more
Rot resistant wheat could save farmers millions

Crown Rot, which is a chronic problem throughout the Australian wheat belt, is caused by the fungus Fusarium.Dr Chunji Liu and his CSIRO Plant Industry team in Brisbane are using sophisticated...

Agricultural and Forestry Science | nachricht Read more
How Do We Fund Plant Breeding?

Worldwide demand for a safe and secure food supply is growing with plant breeding at the forefront of sustainability discussions; however many research programs have seen their funding decrease due to...

Agricultural and Forestry Science | nachricht Read more
Fortuitous Research Provides First Detailed Documentation of Tsunami Erosion

Now, for the first time, a group of scientists working in the Kuril Islands off the east coast of Russia has documented the scope of tsunami-caused erosion and found that a wave can carry away far mor...

Earth Sciences | nachricht Read more
Arctic land and seas account for up to 25 percent of world's carbon sink

In a new study in the journal Ecological Monographs, ecologists estimate that Arctic lands and oceans are responsible for up to 25 percent of the global net sink of atmospheric carbon dioxide. Under c...

Ecology, The Environment and Conservation | nachricht Read more
Arctic Now Traps 25 Percent of World’s Carbon -- But That Could Change

In their review paper, David McGuire of the U.S. Geological Survey and the University of Alaska at Fairbanks and his colleagues show that the Arctic has been a carbon sink since the end of the last Ic...

Earth Sciences | nachricht Read more
Eco-friendly defence against erosion in arctic regions

Coastal roads and harbours are traditionally protected from sea erosion by giant blocks of rock or geosynthetic bags filled with material, all locally sourced where possible. In the Arctic and other c...

Earth Sciences | nachricht Read more
Alfalfa sprouts key to discovering how meandering rivers form and maintain

Sinuous, meandering streams produce diverse and wildlife-rich habitats and are the aim of many river restoration efforts, but until now, the bank, water flow and sediment conditions required to form a...

Ecology, The Environment and Conservation | nachricht Read more
In Search of Wildlife-friendly Biofuels: Could Native Prairie Plants Be the Answer

In a paper published in the latest issue of the journal BioScience, David Flaspohler, Joseph Fargione and colleagues analyze the impacts on wildlife of the burgeoning conversion of grasslands to corn ...

Life Sciences | nachricht Read more
New Critical Zone Observatory Seeks to Answer Climate Change Questions

Scientists define the “critical zone” as the portion of the planet from the treetops to the groundwater that sustains terrestrial life.The observatory is one of only six in the United States. ...

Ecology, The Environment and Conservation | nachricht Read more
Agronomy Society Welcomes USDA Initiative on Mississippi River Basin

“Clean water and profitable crop production are possible with deployment of crop production practices that have been developed by ASA members. The initiative will enable growers to put conservation pr...

Agricultural and Forestry Science | nachricht Read more
Exotic timber plantations found to use more than twice the water of native forests

Ecologists have discovered that timber plantations in Hawaii use more than twice the amount of water to grow as native forests use. Especially for island ecosystems, these findings suggest that land m...

Ecology, The Environment and Conservation | nachricht Read more
Environmental effects of cold-climate strawberry farming

Strawberries are America's fifth-favorite fruit, according to consumption rates. California and Florida grow more than 95% of the nation's strawberries; an additional 12,000 acres are plante...

Agricultural and Forestry Science | nachricht Read more
New tools for sustainable farming

Environmentalists are just as fond of talking about it as are politicians, economists or marketing experts – "sustainability" has become a buzzword. The problem is that the term sustainabili...

Agricultural and Forestry Science | nachricht Read more
Unique Acacia Tree Could Nourish Soils and Life in Africa

With its nitrogen-fixing qualities, the tall, long-lived acacia tree, Faidherbia albida (Mgunga in Swahili) could limit the use of fertilizers; provide fodder for livestock, wood for construction and ...

Agricultural and Forestry Science | nachricht Read more
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