During the energy crisis of the 1970s, many economists predicted severe shortages in oil and other natural resources. These projections were based on trends that existed at that time. These projections showed consumption of oil increasing much faster than production, and indicated severe shortages by the mid-1990s. These shortages have not occurred. Explain why the projected shortages did not take place

Juanita and sam attend a beach party and notice that the local beach appears to have a great deal more trash washed up on shore than it did when they were young. the water doesn't appear nearly as clear, and there seems to be less evidence of small water creatures living in the shallows. an afternoon at the local library convinces them that one major cause is the new factory nearby. after some discussion, they decide their next step should be identifying the cause of the changes identifying the problem picketing the guilty factory lobbying their elected representatives to complain about the problem talking to a local environmental group about solutions