Record-breaking smoke over Canada.
For more than a month, dozens of large fires have raged in British Columbia &, more recently, the Northwest Territories. NASA photo.
Saturday, 10 December 2016
Corals tie stronger El Niños to climate change
Science
Over the last 7000 years, El Niños waxed and waned. Then, during the 20th century, with global warming taking hold, their intensity began to climb. The trend is likely to continue, boding ever more destructive El Niños. Story here.
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