Dr. Antony Ham Pong, who's been treating allergy patients for about 35 years, warns the combination of a wet spring and heavy snow melt threaten to create a "super bloom of ragweed with lots of pollen."
The storm brought powerful wind gusts to communities in the Kivalliq region that topped 100 km/h and resulted in whiteout conditions. Temperatures fell to -20 C but felt closer to -40 C, factoring in the wind chill, according to Environment and Climate Change Canada. Videos and photos posted to social media appeared to show damage to some buildings and other infrastructure, including the roof of Simon Alaittuq Middle School Rankin Inlet.
The Canadian Red Cross says an additional 1,500 people from the Garden Hill First Nation in Manitoba have been given evacuation orders due to wildfire smoke in the Island Lake area.
A pest control specialist in Whitehorse says he's getting a lot more calls about stinging insects this summer - and that the heat may be to blame.
There is a warning from Island Health about a poisonous mushroom known as the "Death Cap", which has been spotted in residential areas near Victoria.
British Columbia has declared a state of emergency and thousands have been evacuated.
The extreme cold is about 15 degrees colder than what is normal for this time of the year in Rankin Inlet, Nunavut. 'I don't remember the last time we actually closed due to weather. This is a bit of an extreme'
It was a record-breaking Thursday morning in a number of Saskatchewan communities due to an arctic ridge of high pressure.
The usual treatments are failing 60% of the time in some regions of Cambodia, scientists say.
The grandchildren of Annie Kruger remember her lighting an Export A Green cigarette, throwing on her logger's jacket and heading out to set fires near Penticton, B.C. — part of an ancient tradition of using flames to clear brush, renew growth and create natural fireguards.
Cambodian authorities reported two cases of avian flu, including an 11-year-old girl who died of the virus, the UN health agency said on Sunday.
Temperatures pass 39C in Belgium and the Netherlands, as a Eurostar train breaks down in the heat.
The word for it here is Schneemangel or snow shortage. There's a phrase for when the snow is plentiful too - das weisse Gold - white gold. It's a reflection of how many alpine communities depend on winter sports for their livelihoods. World Cup skiers will race on artificial snow this Saturday as the Alps see record high temperatures.
Another Metro Vancouver beach has been closed to swimmers following concerns about bacteria.
Public health officials say two people in Southern California people have come down with dengue fever without traveling outside the United States, where the mosquito-borne illness is rare.
The man, identified as 38-year-old Dutch citizen was attacked in his tent before dawn and died shortly afterwards of his injuries. Svalbard officials say there were seven people on the site at the time and they are being looked after by health services.
Authorities warn 17ft of water could hit Lynchburg in Virginia in minutes if a dam overspills.
More than a billion people are at risk from a lack of air conditioning and refrigeration to keep them cool and to preserve food and medicines as global warming brings more high temperatures, a study showed on Monday.
Nunavut's Department of Health is warning Coral Harbour residents that trichinella has been detected in a walrus that was harvested on Aug. 21.
The number of deaths recorded across British Columbia during the province's recent record-breaking heat wave has climbed to 808, according to coroners.
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