NPS can also occur independently of point source pollution, for example, pollution results from spreading chemicals on the land for specific crops, from industrial byproducts that may be inadvertently spread across the landscape, land development patterns, impervious surfaces, and drainage systems.
(NPS; can also occur independently; ) (industrial byproducts; may be inadvertently spread; L:across the landscape)
NPS industrial byproducts
can also occur independently may be inadvertently spread
L:across the landscape