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> and roughly 700,000,000,000 cubic meters of beach on Earth. I wonder how they determine the average depth of beach sand?
by zahlman 7mo ago
> and roughly 700,000,000,000 cubic meters of beach on Earth.
I wonder how they determine the average depth of beach sand?
- jl6 7mo agoI imagine you’d go digging on a few sample beaches and then make an assumption about how representative those beaches are. Think where we’d be without sand!