News tagged with urban forests

High ant diversity underfoot in urban environments

Cities have more species diversity than you'd expect. A study of ants in Manhattan found not only a wide range of species, but also significant differences in the levels of biodiversity in different urban ...

dateNov 12, 2014 in Ecology
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Plan to protect weasel-like fisher cites pot risk

Citing the threat from rat poisons spread around illegal marijuana plantations, federal biologists are proposing Endangered Species Act protection for West Coast populations of the fisher, a larger cousin of the weasel.

dateOct 06, 2014 in Ecology
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Human traffic threatens urban forests

A study investigating the affect of recreational trails in endangered urban forests has found that their expansiveness and unmethodical planning is increasing fragmentation and impacting biodiversity.

dateAug 28, 2014 in Ecology
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Uphill for the trees of the world

Human civilisation has had an impact on the world, and it continues to have an even greater impact. One of these is that the forests have been cleared and especially so in flat lowlands, so that they have ...

dateSep 24, 2013 in Environment
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3Qs: How cities prepare for the next Sandy

Sev­eral weeks after Hur­ri­cane Sandy made land­fall on the East Coast, the dev­as­ta­tion is still being felt—par­tic­u­larly in hard-​​hit sec­tions of New York and New Jersey. The storm ...

dateNov 15, 2012 in Environment
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New Hampshire leads nation in percent tree cover

Tree cover in the nation's Lower 48 states covers 659 million acres, more than one-third of the nation, according to a U.S. Forest Service study of national tree cover and impervious surfaces. New Hampshire leads the nation ...

dateAug 06, 2012 in Environment
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Do urban 'heat islands' hint at trees of future?

City streets can be mean, but somewhere near Brooklyn, a tree grows far better than its country cousins, due to chronically elevated city heat levels, says a new study. The study, just published in the journal ...

dateApr 24, 2012 in Environment
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Tennessee's urban forests valued in the billions

Tennessee's urban forests, currently valued at about $80 billion, also provide almost $650 million in benefits such as carbon storage, pollution removal, and energy reduction according to a new U.S. Forest Service report.

dateMar 14, 2012 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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