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Tag: "forests" at biology news

Scientists discover new species of distinctive cloud-forest rodent

...lope of the Andes. Extending from lowland 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 a...

MIT's ocean model precisely mimics microbes' life cycles

...eated an ocean model so realistic that the virtual forests of diverse microscopic plants they "sowed" have gr...rst to reflect the vast diversity of the invisible forests living in our oceans-tiny, single-celled green plants that dominate the ocean and produce half the o...

New bird discovered on unexplored Columbian mountain

...It is surprising that this new brush-finch and the forests of the Yariguíes Mountains could remain unstudied, undescribed and unprotected for so long." This description is noteworthy in that one of the two birds caught by the team and used in the description as a type specimen was released unharmed, a DN...

The subtleties of tropical forest demise

"It's not just that tropical forests are being rapidly destroyed, but also that most of the remaining forests and nature reserves are being severely degraded," said William Laurance of the Smithsonian Tropical ...

End of deforestation in view? Experts advance new way to size up global forest resources

...the biomass and atmospheric carbon stored in world forests and will help track those forest characteristics o...80s wooded areas in all major temperate and boreal forests were exanding. Forest area and biomass are still being lost in such important countries as Brazil...

Pattern of human Ebola outbreaks linked to wildlife and climate

...w probability of finding dead animals in the humid forests that cover most of the region, due to the scavenging by animals and insects and rapid decomposition, Lahm received and verified reports of 397 dead animals. The carcasses, which were found at 35 different sites in Gabon and RoC, included gorillas, c...

Does natural selection drive the evolution of cancer?

...in the environment of a tumor, just as they are in forests and meadows, oceans and streams. This is the view of researchers in an emerging cross-disciplinary field that brings the thinking of ecologists and evolutionary biologists to bear on cancer biology. Insights from their work may have profound implic...

Soil nutrition affects carbon sequestration in forests

...) that provide a more precise understanding of how forests respond to increasing atmospheric concentrations o...respiration. "With sufficient soil nutrition, forests increase their ability to tie up, or sequester carbon in woody biomass under increasing atmospheric ...

Researchers barcode DNA of Venice museum's vast fungi collection

...addition to aiding research on the productivity of forests and agricultural ecosystems, this database will greatly aid the diagnosis of plant diseases." Fungi are a kingdom of organisms that include yeasts, mushrooms and mold. They are essential to most terrestrial ecosystems, channeling nutrients in the ...

Disappearing nest egg: Researcher studying declining numbers of macaws

...h spent several months recently in the Amazon rain forests of eastern Peru, where he runs a long-term macaw research project. He has learned that one reason the macaw populations are declining is due to the popularity of the Aguaje palm. It's highly-sought after by the local people for its fruit ?the ...

Fragmentation rapidly erodes Amazonian biodiversity

... area the size of just two football fields. These forests are being rapidly felled and fragmented for timber operations, cattle ranches and industrial soy farms. The team, led by William Laurance of the Smithsonian Tropical Research Institute in Panama, has been studying the fates of nearly 32,000 Amazon...

Save the whales? Sure, but how many?

..., whether it's bison on the Great Plains or Asia's forests with tigers and their prey,' said Sanderson. ...

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

... 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 or Europe and vice vers...

Scientists describe new African monkey genus ?first in 83 years

... of Sophy Machaga creeping through the rain-soaked forests of Rungwe documenting the behavior of a troop of K... extraction are common. Without intervention, both forests will be further fragmented, the authors note in their paper. The main predators of Kipunji are crown...

Ecosystem services and invasive species

...forest. Often people appreciate the value of urban forests and green spaces for their recreational value, tak...rk further, as well as expand their study to urban forests throughout Memphis. She will discuss her work during a poster session on landscape and ecosystem ec...

WWF captures first-ever photo of wild rhino on Borneo

...ed during a field survey last year in the interior forests of Sabah, Malaysia, an area known as the "Heart of...and U.S. Fish and Wildlife Service. Sabah and the forests of the "Heart of Borneo" still hold huge tracts of continuous natural forests, which are some of the...

Beekeepers work hard for the honey, despite changing tupelo forest

...earch to work with beekeepers and study the tupelo forests surrounding Wewahitchka, Fla. "Wewa," as the local...e beekeepers will in turn help the survival of the forests along the Apalachicola River floodplain, one of the most biologically diverse ecosystems in North Am...

Agriculture and tropical conservation: rethinking old ideas

...l theory with the observation of highly fragmented forests in the Atlantic coast rainforest, the real question is not how much forest is left, but what's between those patches that are left, and will it support the necessary migrations from patch to patch as local extinctions occur, which they inevitably do?...

Tropical forest CO2 emissions tied to nutrient increases

...cluding the tropics, Cleveland said. Tropical rain forests play a dominant role on Earth in regulating atmosp...the study. "One big question is how tropical rain forests are responding to climate change," said Cleveland, an INSTAAR research associate who led the study. ...

Brazil creates buffer zone around coral reefs off Atlantic coast

...th of Bahia, northeast Brazil, is home to mangrove forests and restinga (a uniquely Brazilian ecosystem of sparsely vegetated sand ridges) and a complex of small islands, coral and algal reefs. Its natural resources directly support more than 100,000 people. Since 1996, CI-Brazil has conducted biological mo...

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