8. The residents of Elk Meadows and Valley View are experiencing contamination of their well water. The people in Elk Meadows claim that run-off from the fertilizer plant in Abbotsville is polluting their wells, while the folks in Valley View argue that the Elk Meadows landfill (dump) is contaminating their water. Meanwhile, plans to expand the fertilizer plant in Abbotsville (a major regional employer) are on hold until these issues are sorted out. Identify the sources of pollution for the two wells, and indicate whether expansion of the fertilizer plant can proceed..