Which of these is NOT an environmental concern related to the proposed sulfide mining operation? A) acid mine drainage B) heavy metal contamination C) water and soil contamination D) increasing pH in nearby water sources

D Water and soil contamination

Explanation:I just took it

significant amounts of nitrogen oxides, carbon monoxide, and other pollution

explanation:

passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution. in 2013, transportation contributed more than half of the carbon monoxide and nitrogen oxides, and almost a quarter of the hydrocarbons emitted into our air.

the question isn't complete here so i can't right an answer '_'