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NPR

Monarch Butterflies Population Falls To Record Low, Mexican Scientists Say

The orange-and-black butterflies that winter in massive numbers in central Mexico each year, have fallen precipitously since a census count began 20 years ago.
WAMU 88.5

Why Are Yellow Perch Disappearing From Our Rivers?

For years, the U.S. Fish and Wildlife Service has been trying to figure out why yellow perch, which spawn in rivers feeding into the Chesapeake Bay, are reproducing at lower and lower levels.

NPR

German Prince Plans To Put Bison Back In The Wild

The prince's dream of reintroducing European bison, or wisent, into Germany's most densely populated state will soon be reality. It will be the first time in nearly 300 years that these creatures will roam Western Europe. But not everyone is as excited as the prince.
WAMU 88.5

Jamestown Likely Underwater By End Of Century

The first permanent English settlement on the American continent may be among the early victims in the coming years of rising sea levels stemming from global warming.

NPR

Remembering Aldo Leopold, Visionary Conservationist And Writer

Leopold's A Sand County Almanac was published in 1949. Decades after his death, his work is at the cutting edge of his field — and his words inspire a new generation of environmentalists.
NPR

Young Adult Prairie Dogs Dig Living In Mom's Basement

Most animals leave their home turf when they reach adulthood to avoid competing with relatives. But here's an exception. More than three decades of dogged research shows that prairie dogs are more likely to disperse when all their family members are gone.
WAMU 88.5

Our Region's Growing Bike Culture

We're talking bike safety, rules of the road and the campaign to get more women on bikes.

NPR

Since End Of Last Ice Age, Rates Of Global Warming 'Amazing And Atypical'

In the past 100 years, average temperatures on Earth have changed by 1.3 degrees. Previously, that large of a swing took 5,000 years. That's the word from researchers who pored over temperature data going back to the end of the last ice age.

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