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Tag: "grasslands" at biology news

Scientists discover new species of distinctive cloud-forest rodent

...wland tropical forests in the Amazon Basin to open grasslands above the Andean tree line, Manu is home to more species of mammals and birds than any equivalently sized area in the world. "Like other tropical mountain ranges, such as the Himalayas, Ruwenzoris, Virungas and Kinabalu, the Andes support a fantas...

K-Staters design and build a low-cost remote sensing tool for environmental studies

...standing of all the major ecosystems in the world: grasslands versus Amazon forests versus African savannah versus tundra in Alaska," Ham said. "The earth's atmosphere links all cultures and nations. By that, I mean that carbon dioxide emitted in China, for example, can impact the vegetation in North America o...

Food-crop yields in future greenhouse-gas conditions lower than expected

...ental wheat and sorghum fields at Maricopa, Ariz.; grasslands at Eschikon, Switzerland; managed pasture at Bulls, New Zealand; rice at Shizukuishi, Japan; and soybean and corn crops at Illinois. In three key production measures, involving four crops, the authors wrote, just one of 12 factors scrutinized is not ...

Biodiversity key to sustainable biofuel according to University of Minn. researcher's findings

...or restoring global ecosystems. "Diverse prairie grasslands are 240 percent more productive than grasslands with a single prairie species," Tilman says. "That's a huge advantage. Biomass from diverse prairies...

Scientists map the world for nature conservation

...types of vegetation zone, the flooded savannas and grasslands are the least explored by botanists. Greater efforts are needed in future to discover more about the plant life they contain. The project was conducted as a component of the large-scale BIOLOG-BIOTA programme, funded by German's Federal Ministry of E...

Stealth Worms May Improve Insect Pest Control

...rial environments, including deserts, rainforests, grasslands and other ecological systems, offering a tremendous array of possibilities for study. Stock, who has been researching and interpreting the evolutionary relationships of nematodes for the past 15 years, has collected them in Arizona and from other loc...

Finding hidden invaders in a Hawaiian rain forest

...so many different types of ecosystems, from desert grasslands to tropical rain forests, Carnegie's ecological remote sensing program has focused on the area as the ideal outdoor research laboratory for devising the next generation of aircraft and spacecraft observations. Now we've added a major focus on the app...

Introduced foxes transformed vegetation on Aleutian Islands from lush grasslands to tundra

... ecosystems, transforming the vegetation from lush grasslands to scrubby, low-growing tundra. It turns out that...of the Aleutian archipelago can only support dense grasslands if they receive regular doses of fertilizer in the form of bird droppings. On islands without foxes,...

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