And it's harder to control nonpoint sources of pollution, which include excess farm and lawn nutrients that move throughout the soil into the groundwater or enter local waters directly through runoff during heavy rains;
(nonpoint sources of pollution; include; excess farm and lawn nutrients that move throughout the soil into the groundwater or enter local waters directly through runoff during heavy rains) (excess farm and lawn nutrients; move; throughout the soil into the groundwater) (excess farm and lawn nutrients; enter directly; T:during heavy rains)
nonpoint sources of pollution excess farm and lawn nutrients excess farm and lawn nutrients
include move enter directly
excess farm and lawn nutrients that move throughout the soil into the groundwater or enter local waters directly through runoff during heavy rains
throughout the soil into the groundwater
T:during heavy rains