There are unusually low numbers of mosquitoes throughout Finland this sweltering summer – and likely fewer than usual next year as well.

Sockeye salmon are migrating up B.C.'s Fraser River right now, but the water is so warm the fish may die before they have the chance to spawn.

The high temperatures might be left over from the warm-water "blob" off California in 2014.

Eight places in Portugal broke local temperature records Friday as a wave of heat from North Africa swept across the Iberian peninsula — and officials predicted the scorching temperatures could get even worse over the weekend.

The government banned campfires Friday at the Watson Lake, Simpson Lake, Frances Lake and Big Creek territorial campgrounds in southeast Yukon. Fire danger ratings remain extreme or high for most of the territory.

Authorities warn 17ft of water could hit Lynchburg in Virginia in minutes if a dam overspills.

An unusually high number of northern bottlenose whales (Hyperoodon ampullatus) have been sighted in fjords in North and East Iceland.

Necropsy results show blue-green algae caused the deaths of three dogs playing near the St. John River more than a week ago.

Soaring temperatures are melting snow and ice from Kebnekaise’s southern peak, making the northern part of the mountain Sweden’s highest point.

The beach at a state park in upstate New York has been closed because of a toxic algae bloom.

Algae blooms may produce toxins that can cause mild to severe health problems, says Cameron Deacoff, an environmental performance officer with the municipality.

EUMETSAT satellite shows blue-green algae bloom covering Lake Okeechobee.

Farmers in around a dozen countries across northern Europe — from Ireland to the Baltics — are grappling with a once-in-a-generation drought.

As many as 29 people have died due to heatstroke in South Korea, according to the South Korean Ministry of Health, Welfare and Disease Control.

The region is so hot that it has experienced 12 "tropical" nights with evening temperatures above 20 degrees Celsius so far this year, according to the Norwegian Meteorological Institute.

The overriding theory is that it's a bloom of algae brought on by rising water temperatures.

Not all blooms are harmful but some types can make humans and animals sick when breathed-in, swallowed or touched

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 Southwest Florida community works to clean toxic algae from waterways, some are seeing signs that a second round could be headed their direction. “Unfortunately it looks likes like a repeat of what we saw last time,” said Mark Richey of North Fort Myers. Just seven weeks ago, the WINK News Drone showed a …

One of the men was caught on a livestream camera wading into Brooks Falls and taking a selfie in front of the bears.