First signs of coral bleaching in Sydney Harbour: scientists
Coral bleaching has been detected in Sydney Harbour. The damaging phenomenon is blamed on warming sea-surface temperatures.
Heatstroke kills three in Japan, thousands hospitalised
Sweltering temperatures across Japan have left at least three people dead while 3,000 others were rushed to hospital due to heatstroke, officials said.
Olympics: Temperatures rise, but Sochi organisers keep cool
The organisers of the Sochi Winter Olympics played down concerns that spring-like temperatures could harm the Games, saying every event was on schedule and a strong contingency plan was in place.
Freak snowstorm, cold snap paralyzes US South
The usually balmy US South was paralyzed Wednesday by a freak snowstorm that forced thousands of children to shelter in schools overnight and left thousands of motorists stranded on icy roads.
Australian heatwave set to worsen as fires rage
Australians sweltering through a severe heatwave were warned Thursday that the worst is yet to come, with hundreds of fires raging in several states and temperatures nearing record highs.
Sub-zero arctic blast strikes US
Millions of people across the United States on Monday made last minute preparations for an unusually bitter Arctic blast that could send temperatures plummeting to their coldest in 20 years.
Deadly freeze hits northern US, eastern Canada
A fierce winter storm has caused chaos in the United States since the start of the year, killing 11 people, canceling thousands of flights and bringing freezing temperatures to Canada.
Kazakhstan under extreme cold weather alert
Kazakhstan national weather service KazHydroMet has issued a extreme cold weather warning for 11 Kazakhstan Oblasts for January 4-6.
World experiences hottest November in 134 years: US
The month of November was the hottest experienced on Earth since record-keeping began in 1880, the US National Oceanic and Atmospheric Administration said Tuesday.
Koalas in danger as Aussie temperatures soar: study
Australia's native koala could face a wipeout from increasing temperatures unless "urgent" action is taken to plant trees for shelter as well as eucalypts to eat.
Feeling a bit violent? Maybe it's hot outside
If the heat makes you cranky, take heart: you're not alone, according to a study out Thursday in the US journal Science that links rising tempers to hot temperatures.
Qantas passengers treated for heat exposure
Soaring cabin temperatures meant 50 passengers and crew had to be treated for heat stress Monday on a Qantas domestic flight in Australia, after a problem with the air-conditioning.
Air temperature to rise 5 degrees in 10 years in Kazakhstan
Air temperature has risen 0.8-1.3 degrees in the last 100 years in Kazakhstan, according to Kazakh Meteorological Service data.