The Artic landscape is changing at an unprecedented pace: in Sweden, Alaska and elsewhere entire towns and villages, houses half sunken into the ground, risk being moved to more stable ground, as the permafrost they had been built on shifts and melts. In the Canadian north, suitable houses have become so rare that apartment prices have skyrocketed, triggering a housing crisis. All around the Arctic, homes lay abandoned, the damage too severe. Roads and other vital infrastructure are at risk, too.

"My family and I have been RV camping across Alaska for the last several years. This year, the mass amounts of dead spruce trees have been more apparent than any year prior."

A four-day heatwave across western Europe that killed seven people began to ease slightly on Sunday, as temperature alerts were cut back and wildfires slowly brought under control.

Hundreds of firefighters battled on Saturday to contain wildfires in southern France as a stifling heatwave brought record-breaking temperatures to parts of Europe, killing at least three people in Italy.

Murres along Cape Thompson are migrating earlier, allowing coastal community residents to collect eggs a few weeks earlier than normal.

All-time record highs for June have already been topped, but all-time records for any month of the year could be threatened this weekend.

When temperatures soar this high above the Arctic Circle, it’s an attention-grabber.

A new study has found permafrost at outposts in the Canadian Arctic is thawing 70 years earlier than predicted.

A dog-sled team ran into standing water after the onset of warm conditions across the northern territory caused rapid ice melt.

The northwest coastal city of Oulu was one of several that had over 30-degree Celsius temperatures on Friday.

Because of the increased travel distance, only families with larger boats were able to participate in the hunt and bring back enough to make the trip cost effective. With a heavier load in the boat, one family ran out of gas trying to get home and had to be rescued.

Temperatures passed 50 degrees Celsius in northern India as an unrelenting heatwave triggered warnings of water shortages and heatstroke.

The temperature at Logan International Airport rose to 97 degrees shortly after 1 p.m. Wednesday, topping a record set in 1953.

Temperatures in southern Maine topped 90 degrees Tuesday and are expected to do the same Wednesday, prompting school officials to dismiss students early and cancel sports practices, and sending people flocking to beaches.

Mediterranean countries long ago adapted their farming practices to little rain, but this year it is the north of Europe confronting a widespread drought that could see farmers having to send much of their herds to slaughter due to a lack of feed.

Brazilian and North American meteorologists both agreed it was snow that was seen falling in parts of Uruguay on Sunday, August 19, 2018. Since Uruguay is located within the temperate zone of the tropic of Capricorn, the country has warm summers and ...

The “thermal curtain” is another expression for “cold pool” that acts as a barrier to keep some species—pollock and Pacific cod, for example — from migrating across the eastern Bering Sea shelf and northward toward the Bering Strait. For the first time in 37 years of surveying the Bering Sea, we could not find the cold water barrier.

Buckled train tracks, fires and thunderstorms are causing major problems for the country's railways, Thursday.

Southeast Alaska has dropped into drought conditions off and on for the past two or more years. Spring rains and snow melt helped refill lakes and reservoirs but a dry, hot July pushed the southern Panhandle into a deeper deficit.

As the chart below shows, there’s no let up until early August when the temperatures could start to fall back toward more normal summer levels. Even in Finnish Lapland, the home of Santa, a new heat record of 33.4 degrees Celsius (92 Fahrenheit) was reached on Wednesday.