How humans impact how rocks are weathered

All objects on the earth's surface are exposed to the wind, along with many other elements — water, the sun, temperature changes.  Weathering and erosion affect all rocks on the earth's surface.

Humans put our pollution and in the air and the water and some of the chemicals can erode certain rocks differently which in turn can make the rocks weather easier.

Explanation:

what events in mexico's history might explain why the country continues to have difficulty improving social justice and economic opportunities for all people?