Earth's drylands expand, affecting billions as climate warms

As Earth continues to warm, more and more of the planet is becoming dry. A 2024 UN report found that in the last three decades, over three-fourths of all the world's land became drier than it had been in the previous 30 years.

PFAS: The next asbestos?

In some of the Earth's most remote and inaccessible regions, there are traces of humankind.

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