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Tamarisk, aka "Salt Cedar," A Thirsty Scourge Of Western National Parks

The showy tamarisk tree, aka "Saltcedar," long has been reviled as a thirsty scourge of Western national park riparian areas. But new research shows it's not any thirstier than some native species. However, tamarisk isn't valued as highly as cottonwoods and willows by some bird species, the studies say.

Landmark Ranger Station Along Colorado River in Grand Canyon National Park to Get Facelift

As noted in Ranger Confidential: Living, Working and Dying in the National Parks, housing for rangers is not like staying in the Hilton...or even a Super 8. Still, the historic river ranger station in Grand Canyon National Park is in a fantastic setting. And this summer it'll get some upgrades.

BioBlitz at Biscayne National Park was a Big Success

A 24-hour BioBlitz last weekend at Biscayne National Park was by all measures a great success. Led by more than 200 scientists from around the country, thousands of amateur explorers, families, and schoolchildren from south Florida conducted an inventory of the plants, insects, fish and other creatures that inhabit one of the nation’s largest marine national parks.