Background Articles

More than 100 dolphins have died in the Brazilian Amazon rainforest in the past week as the region grapples with a severe drought, and many more could die soon if water temperatures remain high, experts say.

Scientists are pretty good at recognizing marine heat waves. A global network of thousands of oceanic buoys and orbiting satellites allow them to see, in real time, ocean surface temperatures, changing currents and storm systems as they develop, move or stall from the Antarctic to the North Pole.

After an exceptionally warm summer, ripe cloudberries are for the first time documented at 78° North. 

Most of the 28 yearlings that were released into the herd in during the summer of 2022 didn't survive.

Researchers say climate change is playing a big role in the collapse, which has left thousands of people along the river without the salmon they depend on. 

Evacuations due to the risk of landslides were lifted at Seyðisfjörður this morning. Rain in Neskaupstaður yesterday was on a once-in-a-century scale. Some roads have been badly damaged.

The Hokksund family in Drammen, Norway, has experienced flooding in their living room for the second time and may not be able to return home until next year due to ongoing flooding in the area.

– Han har hatt helt utrolig flaks, sier mor Cecilie etter at sønnen ble dratt gjennom et over 200 meter langt rør med flomvann.

Due to recent flooding, FEMA assessors will work with state, local and tribal officials to determine if federal aid is warranted with flood and erosion damage.

A new report from NOAA and NASA confirms that last month was the hottest July ever recorded, driven to new heights by human-caused climate change.

Survivors of the Maui fire in Lahaina say they were overwhelmed by the speed of the blaze, the smothering smoke and the lack of escape routes.

There are now 140 active Interior wildfires, with Southeast Alaska seeing "abnormally dry" conditions.

Extreme weather events like Typhoon Merbok are becoming more common, and many Alaska communities are wondering about the future.

Satellite images from NASA show the alarming and above-average ice loss in Greenland due to rising temperatures, with significant melting and a transformation of the snow cover observed during the 2023 melting season.

The forces of climate change that are reducing ice cover and opening up the Arctic to more activity are making Alaska more important in regards to Homeland Security. For the Department, which has a combination of public safety, emergency response and law-enforcement functions, climate change is creating new challenges for which old responses are no longer adequate.

Anchorage is cool and wet this summer as the rest of the world bakes in the sun and heat.

Extreme heat around the nation is affecting some flights departing from airports including Salt Lake City, Las Vegas and Phoenix, which have had triple-digit temperatures this week.

An entomologist who works with the N.W.T. government said mosquito populations throughout the territory are lower than average. That’s because most types of mosquitoes "love water," and conditions in parts of the territory have been hot and dry instead. 

A low-pressure front that’s stuck over the southern part of the Bering Sea has formed clouds, which the jet stream carries east into southern Alaska.

The virtual reality project Qikiqtaruk: Arctic at Risk is transporting people to Yukon's northernmost point without them ever having to leave home.