salt flat

The flood rapidly refilled the basin, drowning the salt flats and restoring normal marine conditions in less than 100,000 years.

Mining companies predominantly extract lithium by pumping brine from beneath Chile's salt flats to evaporation pools on the surface.

Walk the vast salt flats of Death Valley.

A highlight for her is visiting the salt flats high up in the Andes where the lithium is mined and life is "chill".

About half of those who took part worked in jobs where they were exposed to high levels of heat, such as agriculture, brick kilns and salt flats.