A close look at this fallen spruce tree raises questions underlying causes and tree health.

The Tustumena Lake fire in Alaska is 25% contained, with efforts including smokejumpers and over 56,000 gallons of water deployed to combat the 35-acre blaze.

Denali National Park has closed to visitors due to the rapidly spreading Riley Fire near its entrance, prompting evacuations and a significant firefighting response.

In the Glenallen area, Yukon and Kuskokwim River communities, and Northwest Arctic floodwaters caused by snow melt and rapid warming have caused many communities to be flooded.

Our Mosquito Magnet trap filled in under a week. We normally empty it once a month or so.

The second-worst flood on record in the Interior Alaska community of Manley Hot Springs began to recede on Sunday, but dozens of residents were displaced and cut off from power. Flooding is also reported in Sleetmute, Red Devil and Georgetown on the Kuskokwim River and Circle on the Yukon River.

Wild roses typically bloom in June and July, and go dormant when temperatures drop in the fall and winter.

Wild roses usually bloom in May and June, but warm fall temperatures may have signaled roses in Fairbanks to bloom later than usual.

The answer to the Tang-colored mystery involves tiny spruce needle rust fungus spores that also rely on Labrador tea plants to survive.

Browsing moose may have damaged the primary flowering shoot of the fireweed, causing it to form multiple blooming stalks.

Small spiny growths on a rosebush resemble spiny galls created by cynipid wasps.

The wildfires can burrow into rich organic material, such as the vast peatlands that ring the Arctic, and smolder under the snowpack throughout the frigid winter.

The River Forecast Center released their spring breakup forecast for 2020. Flood potential is expected to be above average for areas south of the Brooks Range. Areas of north of the Brooks Range should see a normal flood potential.

An official temperature of minus 65 was recorded 15 miles northeast of Manley Hot Springs, according to the National Weather Service. It is the coldest official temperature in Alaska since

As of Monday morning, the fire 3 miles north of Murphy Dome was estimated at 650 acres. About 146 personnel working to contain the fire, which was started by lightning on Friday.

There are over one hundred and forty landslides along the Denali Park road, the 92 mile road through Denali National Park and Preserve. None are more threatening than the Pretty Rocks Landslide at Polychrome Pass.

Kettle ponds in Denali National Park contain less water this spring than in previous years, due to low snowfall and permafrost thaw. Shrubs are replacing grasses as the lakes dry.

In the earliest breakup since the contest began in 1917, the Nenana Ice Classic Tripod fell early this morning.