Sentences with phrase «dry lake bottom»

Diatomaceous earth is mined from underwater beds or from ancient dried lake bottoms thousands of years old.

Geologically speaking Hillsboro is located in a large, flat, and ancient dried lake bottom surrounded by some of the most fertile farmland in the world.

Not exact matches

I have the entire history of beverage containers that appears on the lake bottom as it goes dry during droughts.

(In this NASA satellite shot of northern Bolivia taken on November 6, 2016, we find very thin mountain snow and ice cover in upper center, a lake Titicaca that is both now very low and filled with sand bars at upper left, and a completely dried up lake Poopo at bottom - center.