Also, fertilizer used in wheat production can cause major water pollution problems, which can then negatively impact the trees and the bees. (treehugger.com)
The image at right is from a gallery of graphics describing some of the issues that persist despite extraordinary progress against water pollution problems in recent decades. (dotearth.blogs.nytimes.com)
Regulatory agencies regularly utilize our monitoring data to target and prioritize their pollution prevention efforts, and our field investigations have identified and led to the clean - up of numerous water pollution problems. (sbck.org)