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As Climate Warms, Bark Beetles March on High-Elevation Forests
December 31, 2012 — In a new study, scientists report a rising threat to the whitebark pine forests of the northern Rocky Mountains as native mountain pine beetles climb ever higher, attacking trees that have not ... > full story -
Tigers Roar Back: Great News for Big Cats in Key Areas
December 26, 2012 — Biologists have reported significant progress for tigers in three key landscapes across the big cat’s range due to better law enforcement, protection of habitat, and strong government ... > full story -
Amazon Deforestation Brings Loss of Microbial Communities
December 26, 2012 — An international team of microbiologists has found that a troubling net loss in diversity among the microbial organisms responsible for a functioning ecosystem is accompanying deforestation in the ... > full storyMore: -
Heart Calcium Scan Predictive of Diabetes-Related Death from Cardiovascular Disease
December 20, 2012 — People with Type 2 diabetes have two to four times the risk of cardiovascular disease compared to people without the disease. The best way for doctors to predict which diabetes patients are at the ... > full story -
Death of Hemlock Trees Yields New Life for Hardwood Trees, but at What Cost to the Ecosystem?
December 20, 2012 — Due to the introduction of exotic pests and pathogens, tree species are being eliminated one by one from forest ecosystems. In some cases, scientists can observe immediately how their loss affects ... > full story -
Pics, Shoots and Leaves: Ecologists Turn Digital Cameras Into Climate Change Tools
December 19, 2012 — As digital cameras become better and cheaper, ecologists are turning these ubiquitous consumer devices into scientific tools to study how forests are responding to climate change. And, they say, ... > full story -
Tropical Trees Are Largest Emitter of Methane in Their Ecosystem
December 17, 2012 — Researchers have found that trees in Bornean rainforests emit more methane than any other element of the ecosystem, which provides a new understanding about sources of this powerful greenhouse gas ... > full story -
Boreal Bird Species of Conservation Concern Affected by Climate Change
December 17, 2012 — A new study shows that species of conservation concern show contrasting population trends in boreal protected areas in Finland. In general, population densities of southern species have increased ... > full story -
Climate Warming Unlikely to Cause Near-Term Extinction of Ancient Amazon Trees, but Multiple Threats to the Forest Remain
December 13, 2012 — A new genetic analysis has revealed that many Amazon tree species are likely to survive human-caused climate warming in the coming century, contrary to previous findings that temperature increases ... > full storyMore: -
For Every Species of Mammal, 300 Arthropod Species Lurk in Rainforest
December 13, 2012 — During 2003-2004 scientists sampled the rainforest canopy from canopy cranes, inflatable platforms, balloons, climbing ropes and along the forest floor to collect a total of 130,000 ... > full story
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