Forests cover a third of the world's land surface. Although they provide us with invaluable services, they are now under so much pressure that we are faced with our own contradictions between their sometimes conflicting roles as sanctuaries for biodiversity, or (over)logged sources of materials.
On our planet, everything is interconnected, from terrestrial and marine ecosystems and biodiversity to ice sheets, rivers and oceans. But a recent report reveals that the dynamics of these different systems is being destabilised by human activities to such an extent that they are reaching points of no return. On the occasion of Earth Day 2024, two of the report’s co-authors ring the alarm bell.
To mark World Water Day on 22 March, we present an overview in images of the countless, sometimes unexpected issues surrounding the most vital and threatened resource of the 21st century.
A newly-discovered fossil deposit in the foothills of the Montagne Noire range in southern France has yielded unprecedented evidence of marine biodiversity from half a billion years ago.