The Bodélé Depression, an enormous
ancient lakebed in the southern Sahara desert, is the greatest single source of dust in the world.
Well before an asteroid struck the planet some 66 million years ago, Earth was already in turmoil, a record from
an ancient lakebed in northeastern China suggests.
Not exact matches
The extreme age of this clonal colony of huon pines in Tasmania was discovered by carbon - dating
ancient pollen found at the bottom of a nearby
lakebed.