d. The lack of access to clean drinking water poses a serious health risk around the world, and funds must be raised to help achieve universal access.
Explanation:
many people around the world dont have access to clean drinking water. this poses an issue because children have to drink dirty water that contain diseases and germs that their bodies most likely arent strong enough to fight off.
Waste rock and mine tailings can result in releases to water and soil. Acidic drainage and the leaching of metals from the mine workings and mine wastes may occur at metal mines.