Parched parts of Earth expanding

By 2100, drylands will cover more than half of Earth's land surface, new climate projections show

arid drylands

DRYING OUT  Arid drylands like this one are expected to cover more than half of Earth's land surface by the end of the century.

Haipeng Yu

Arid, hardscrabble landscapes could cover more than half of Earth’s land surface by 2100, a new study finds.