For decades Australian scientists have, clearly and respectfully, warned about the risks to Australia of a rapidly heating climate. After this season's fires, perhaps it's time to listen.
New research shows even brief hot spells can damage seed quality.
Global heating could reduce mountain glacier snow and ice by up to 80% by 2100, threatening major drinking water supplies.
Greenland's ice made headlines in June, as warm weather made for unseasonably widespread melting. And though this summer is still unfolding, the human fingerprint on Greenland's ice can't be denied.