Fueled by climate change, the heat wave is unprecedented in its timing, intensity and scope. Coupled with a catastrophic drought that has damaged crops and shrunk vital reservoirs to all-time lows, the blazing weather is a trademark of human-caused warming.

The Kootenay populations, a fixture on the landscape for thousands of years, succumbed to industrial disturbances and other human activity in their critical habitat.

Red tide is officially impacting Pinellas County. Crews have picked up a total of 33.48 tons of dead fish and hauled them off to the county dump.

BELCHERTOWN — A potentially harmful algal bloom in Lake Metacomet has officials recommending residents stay out of the water until the growth clears. “Basically, I’m advising people to avoid or minimize contact with the water,” said Erica Cross,...

Some welcome new visitors have recently appeared in a southeastern Alberta park — otters.

We have experienced since Oct. 2 a very unseasonable Alberta winter. High snowfalls, a few Chinooks and certainly we knew some time ago we were in for an interesting spring ... but this is unprecedented...

Plastic waste in the ocean is now so widespread it is polluting remote ice floes in the Arctic, scientists have discovered.

The borough re-issued mandatory water restrictions this week amid drought conditions and as Lily Lake water levels continue to drop. In August, the borough has banned watering lawns with sprinklers. Hand-drip irrigation of vegetable and flower gardens is allowed.

Scientists are baffled by a wave of whale deaths - which saw more carcasses wash up on the coasts of Scotland and Ireland in the past month than in the previous decade.

The polar bear is a powerful symbol of the effects of climate change in the Arctic.  Here in New England, our symbol may soon be the sugar maple tree. 

[VIDEOS & PHOTOS] A rare and entertaining sea otter spotted along the shores of Saanich this week has locals thrilled, but wildlife experts warn to keep a distance.

Victoria Day brought with it a statutory holiday and a new 10-year high in Duncan.

Doctors urge ministers to act as 1,320 killed by asthma in England and Wales last year

The Koksilah River is in trouble, with low flows threatening fish populations.

Scientists are unsure if warming temperatures are causing the bizarre invertebrates to spread.