Answer:
1, 1, 2, 3.
Edgen2021
Explanation:
Automobile exhaust, smoke from fires, and
✔ factories
pollute the air in Washington's towns and cities.
✔ Habitats
can be negatively affected by erosion, climate change, and acid rain.
Polluted air can cause
✔ health
challenges in humans.
One way governments are working to reduce air pollution is by encouraging the use of
✔ public transportation
.
