Global warming is making for a hot 2014. Last month was the hottest June ever, according to the National Oceanic and Atmospheric Administration. It came after global warming made May the world's hottest on record.
The Arctic Report Card study suggests that changes at the top of the world have led to unusual weather patterns, a greener Greenland, and lots of plankton. At least the whales are pleased.
The German research effort is one of the first to attempt 10-year climate forecasts.