Nonpoint Source Pollution Prevention. Nonpoint Source Pollution Prevention. They collect samples of surface-water runoff and test them for coliform bacteria. They also observe the effects of fertilizer on algal growth by experimenting with different water sources. Each activity in the Environmental Resource Guide contains basic background information, procedures, extensions, and a short list of resources that offer more information.
Some activities require the purchase of testing kits and equipment.
Topic Index listings linked to this entry Use these listings to find related entries. For the Sake of the Nation.