I recently got a question from a reader about where to get good soil and compost. Part of her request was for “organic” soil ...

Loess, or sediment formed by wind- blown silt ... and establishing the field of environmental geology in China. They detailed the correlation between local mineral composition and disease ...

Geology is about much more than rocks ... construction of valuable infrastructure on highly fertile but unstable loess, a loose and porous soil that covers about 10% of the world’s land surface.