How and why emissions of major pollutants have been reduced by well over 50% in the United States since 1970, despite increase in population, energy use, and economic activity. Describe at least one way you think air quality might be further improved.

Which of the following covers all qualified higher education expenses

Free points + brainliest? answer these correctly! as an object in motion becomes heavier, its kinetic energy a. increases exponentially b. decreases exponentially c. increases proportionally d. decreases proportionally

The color contrast between the open ocean and the lagoon between the spit and the mainland. the greater concentration of suspended sediments in the lagoon gives the waters a more turbid appearance. the source of sediment in the lagoon is (are) [(rivers and streams from the mainland) (wind-borne sediment from the spit) (ocean waves washing over the spit) (all of these contribute)].