Why is deforestation happening in south america?

Ais a survey that focuses on only a small portion of the population, and the results are generalized for the larger population.

An earthquake’s epicenter can be determined from arrival time data recorded on a(

What's erosion? a. the breakdown of rock into smaller pieces b. the removal of weathered products from rock c. a change in rock resulting from exposure to water d. a chemical change in rock that weakens it