What is one positive economic impact of deforestation

The physical processes that create most of earth's physical features, including mountains, are known as

Hurry on the map above, arrow 1 points to a region where most people are

Which of these is a drawback of using natural gas? a. it is fairly safe for use in homes. b. it burns more cleanly than crude oil products. c. scientists have developed new ways of extracting it. d. during its extraction, groundwater can be contaminated.