Why are sources like oil on the street from a car and lawn runoff considered nonpoint pollution?*
A. There is no origin site
B. They are easily traced to a source
C. It is easily measured by hectares
D. They are difficult to identify the initial source

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land