Yellowstone National Park

JACKSON, Wyo. (AP) — A report says Yellowstone National Park's air quality is worsening.

The Natural Resource Vital Signs report measures park health based on the condition of 25 natural resources in 2010

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A grizzly bear sow with two cubs was euthanized after being linked to both hiker deaths this summer in Yellowstone National Park.

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BILLINGS, Mont. (AP) — Yellowstone National Park officials say they have killed a grizzly bear that fatally mauled a hiker after DNA evidence linked the bear to the scene of a second hiker's death.

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58,000 comments came in to the National Park Service during the most recent 60-day public comment period on the Draft Environmental Impact Statement for the park's proposed winter use plan.

Consideration of those comments means no final plan in place this December.

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YELLOWSTONE NATIONAL PARK, Wyo. — Yellowstone National Park is offering free admission to visitors on Saturday, Sept. 24, in honor of National Public Lands Day.

All entrance fees for the park including fees for commercial tours will be waived on that day

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Another hiker in Yellowstone National Park has died as the result of a grizzly bear attack.

The body of 59 year old John Wallace, from Michigan’s Upper Peninsula was found Friday.

Park Spokesman, Al Nash, says Wallace, was traveling alone, and had pitched a tent in the Canyon campground sometime Wednesday and, either Wednesday or Thursday, set out hiking on the Mary Mountain Trail.

Listen hear for full interview with Park Spokesman Al Nash,

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Yellowstone National Park officials have killed a grizzly bear that charged a hiker, caught hold of, and ate food from the hiker's backpack.

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