What is employment in the mining industry?

How much of the united states’ electric generation comes from coal? a. about 25% b. about 50% c. about 75% d. about 90%

Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government.b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

According to the population pyramid, in 2000 china had about 120 million people in which age-group