The bear tunneled under the zoo’s perimeter fence and broke through the cedar split rail fence around the alpaca enclosure before killing Caesar, according to the zoo’s executive director, Pat Lampi. Another alpaca -- Fuzzy Charlie -- was found unhurt though wide-eyed and skittish.

Alaska Department of Fish and Game officials say a bunch of young bears and a dwindling natural food supply are forcing the bruins to search human garbage for food before they hibernate for the winter.

The Central District Health Department as well as the Southwest District Health and Idaho Department of Environmental Quality says recent water samples indicate there were concentrations of toxin-producing cyanobacteria in the reservoir.

A 200 metres wide thermocirque is discovered only weeks after scientists find funnel in the Yamal peninsula, caused by build up of methane.

The Bear Patrol in is on high alert as predators are gathering by a walrus rookery. At least nine polar bears were noticed by residents of Ryrkaipiy, a village in the easternmost region of Chukotka.

Cougar sightings are rare in the North Slave region, but not unheard of. The big cat was seen at 1 p.m. crossing the highway at kilometre 49, between the Cameron Falls trailhead and Reid Lake campground.

High winds reached speeds of up to 154 km/hr. At least three people died and dozens were injured. The storm unmoored a floating dry dock, causing it to slam into some of the vessels making up Russia's Pacific Fleet.

The multinational company that operates the Red Dog Mine in Northwest Alaska says that thawing permafrost linked to global warming has forced it to spend nearly $20 million to manage its water storage and discharge.

High rainfall this month is being blamed for a major landslide near Sitka. The US Forest Service reports that a 100-acre slide came down in the Starrigavan Valley, about ten miles from town. The slide, and water damage to an ATV trail in the valley and other hiking trails elsewhere in Sitka -- all add up to a tough month for the agency.