.1. Describe green activities and their effects on environmental pollution Hints: Reducing waste, recycling, Alternative usage of common trash, Composting unit.

Scientists think that convection currents flow in earth’s a. continents. b. mantle. c. lithosphere. d. inner core.

Those who hope that land reform will end the problem of mass poverty and social inequality throughout middle and south america often cite as one of the causes of the problem. a. asian immigrants b. the indigenous population c. european systems of landholding d. the power of the roman catholic church

In the middle east, a blank is a dry riverbed that often fills briefly with water after strong rains