Que son los agentes de erosión

What factors influenced brazil's current and future economic strength?

Hey, i was what is consisted in a sustainable city? like what unique designs they have, etc. for answering ; )

Compared with the land in the highlands, the lowlands region of england a) rockier and more difficult for farmingb) the center of business and industryc)richer in coal reservesd)covered by more fertile farmland d) covered by more fertile farmland