We think of mountains as remote and little affected by human activity. Unfortunately, the negative impacts of what we do has important implications for nature, wildlife and human society.
In the Catalan Pyrenees, women shepherds and cattle ranchers try to valorise the ancestral agropastoral culture to save the mountains from climate change.
New research finds tiny particles in the atmosphere had been carried nearly 100km. Should we be worried?
When the road heads higher and the mercury is rising, the world's top cyclists get to test the quality of their preparation.