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Posts Tagged "urbanization"

Culturing Science

City Trees Grow Faster, But Seedlings Struggle to Take Root

western-red-cedar-200

Urban areas are growing in size–and with them, the number of trees influenced by city life. While development often leads to deforestation, there are still a significant number of trees growing in the shadow of cities. According to a report released in 2000, 2.8% of tree canopy cover in the U.S. is in cities, and [...]

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Culturing Science

Cigarette Butts in Nests Deter Bird Parasites

Urban house sparrows nest with cigarette butts.

The sight of cigarette butts delicately woven into birds’ nests sparks an array of reactions, from relief that birds are adapting to urban environments to disgust at the display of human disregard for wildlife. But a new study suggests that some birds may benefit from nesting with cigarette butts. The nicotine lingering in filters may [...]

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Extinction Countdown

Sunday Species Snapshot: Mexican Agouti

Mexican agouti

These large, shy rodents have lost most of their natural habitat to rapid development in their native Mexico. Species name: Mexican agouti (Dasyprocta mexicana). Where found: Southern Mexico, primarily in what’s left of their evergreen and second growth forests. An introduced population also lives in Cuba. Ten other agouti species exist throughout South and Central [...]

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