We must take note of this heat wave and start to ask serious questions.
Editorial: We would be foolish not to take note of this heat wave
Analysis: It’s a savage summer in the Northern Hemisphere – and climate change is slashing the odds of more heatwaves
What’s going on in the Northern Hemisphere this summer?
Wildfires: Sweden has not been this hot for over a century
Wildfires rages in Sweden brought on by extreme high temperatures.
California’s tree mortality – in pictures
Danish photojournalist Mette Lampcov captures tree mortality in California’s Sierra Nevada mountains.
A greener life, a greener world 