News tagged with forested areas

Forest and savanna can switch quickly

(PhysOrg.com) -- Two recent studies have found that environmental changes can bring previously stable forests and grasslands to tipping points that produce sudden large-scale and sometimes irreversible changes ...

dateOct 14, 2011 in Environment report
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Journey to the center of the Amazon

The Amazon Rainforest is the largest tropical rainforest on Earth and home to millions of species. Yet, deforestation, or the clearing of forested areas, poses a threat to the livelihood of the forest.

dateMay 05, 2011 in Environment
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Study: Nation's urban forests losing ground

National results indicate that tree cover in urban areas of the United States is declining at a rate of about 4 million trees per year, according to a U.S. Forest Service study published recently in Urban Forestry & Urban Gr ...

dateFeb 23, 2012 in Environment
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Bitsy beetle warms Canada, study says

An army of rice-grain-sized beetles, attracted by warming weather, has moved into Canada's western forests, where its tree massacre is causing the mercury to rise yet further, a study said Sunday.

dateNov 25, 2012 in Environment
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