Since the 1970s, air quality in the United States has generally improved.

Question

Quizplus · Accepted Answer

This statement is true. Thanks to stricter regulations on pollution and emissions from industries, vehicles, and power plants, as well as advancements in technology and alternative energy sources, air quality in the US has improved over the past few decades. However, there are still areas of the country where air pollution remains a significant problem.

Since the 1970s, Air Quality in the United States Has