The haze is expected to subside by the middle of next week, a meteorologist with the National Weather Service said.

Double-crested cormorants have been observed in the St Lawrence River region, with record-breaking numbers, in recent years.

As experts are expecting that the water level of the Meuse river will continue to rise until noon and the water has starting flowing over the dyke, the mayor of Maaseik in the Limburg province urged people to stay away.

On July 14, a rare 100-pound opah fish was found on the Oregon coast. The 3.5 foot 100 pound fish washed up at Sunset Beach, and was reported to the Seaside Aquarium.

"The first wave of dead mussels washed ashore on July 14th, possibly earlier but this was the first report we received. I took the pictures included in my LEO observation on July 16th, and the temperatures were only just then beginning to climb into the upper 70s and lower 80s."

Alaska transportation officials believe there’s a low risk that anyone could be harmed in an outburst, but they say they’re acting swiftly to prevent another road closure.

Germany's most populous state, North Rhine-Westphalia, is in shock. Entire municipalities there have been evacuated, including Heimerzheim, a town of 6,000.

Air quality concerns have extended across the foothills and west-central Alberta including Calgary and surrounding areas.

Caulerpa brachypus, which can spread rapidly and create dense mats, was found in July in Blind Bay and Tryphena Harbour. This was the first time the pest species had been detected in New Zealand.

As temperatures near and surpass triple digits, many reservoirs in California's Central Valley have diverted more water to cities and farmers during the drought, making rivers shallower and too hot for the fish to develop from eggs, a process which can take at least 60 days to complete. To combat the poor river conditions in the Central Valley, some fish preservation organizations have tried to save the salmon population by launching large scale trucking operations to transport millions of salmon to the San Pablo Bay, San Francisco Bay and other fish farms where they are more likely to survive.

West Coast fish and forests are in greater peril than ever as the B.C. government issues widespread drought warnings after a record-breaking heat wave and an explosion of wildfires across the province.

Researchers on an expedition 300 kilometers west of Vancouver Island stumbled upon a group of 25-30 endangered sei whales.

Of the 92 pools of mosquitoes tested, 30 had at least one mosquito that tested positive for California serogroup viruses. There has been one confirmed diagnosis of meningoencephalitis — a severe neurological condition — caused by the snowshoe hare virus. There have been no positive cases yet of West Nile Virus.

The hordes of fish were killed by a red tide, a large "bloom" of toxic algae that appears on Florida's Gulf Coast about once a year. Experts say the bloom shouldn't be happening right now.

Active fires in northeastern Ontario and eastern Manitoba are expected to send smoke across northern Quebec today and Wednesday, Environment Canada said in a special air quality statement posted for each of the region’s 14 communities.

Wildfires on permafrost are ravaging Yakutia - or the Sakha Republic - the largest and coldest entity of the Russian Federation. The scale is mesmerizing. There are some 300 separate fires, now covering 12,140 square kilometers - but only around half of these are being tackled, because they pose a threat to people. The rest are burning unchecked.

Thunderstorms in Northern Alaska over sea ice on Monday sparked rare lightning strikes. The Washington Post reported lightning strikes occurred north of Prudhoe Bay, directly over sea ice, a rare phenomena that occurs once or twice a decade.

A bat in High Park tested positive for rabies on Wednesday, according to Toronto Public Health.

Climate change is keeping temperatures higher in the fall, setting up browntail-moth caterpillars to boom in summer. Their hairs are barbed and hollow and there’s a reservoir of a toxin inside.

The prospects are dim for this summer’s Norton Sound commercial fishing and crabbing seasons.