How does mining affect local populations? a. mining is a vital part of the economy of surrounding towns. b. mining introduces pollution into local water supplies. c. mining disrupts local populations of flora and fauna. d. all of the above are true.

D

Explanation:

Mining is good for the local economy because:

Mining pollutes fresh water, by using water to process ore and other materials, the water is then discharged into the rivers.

Mining causes deforestation, soil contamination, as well as contamination of water. This results in the loss of biodiversity

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question