Why Are Resources Being Protected?

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Across
  1. 4. Pollution due to motor vehicles declined in 2020 because drivers drove less during the _____ pandemic lockdown.
  2. 5. What is the world's leading manufacturing country?
  3. 8. ___bottles weigh less today than a generation ago.
  4. 11. Wet ___ are nstalled to wash particulates for the gas before it is released in the atmosphere.
  5. 12. Carmakers modified engiines so that they operate on____ insstead of leaded gasoline.
Down
  1. 1. One way to handle pollution is to ____ the increase the capacity of the environment to accept pollution discharges.
  2. 2. What country introduced an emission system to the 1990 Clean Air Act?
  3. 3. What state is the leading source of coal that is used electricity?
  4. 6. ____ recycled materials are also used in such industrial applications as recovered glass in roadway asphalt.
  5. 7. The principal source of recycled beverage containers.
  6. 9. ____the separation, collection, processing, and marketing, and reuse of unwanted material.
  7. 10. _____ is the continent that will phase the sale of new gasoline powered cars.