Leaves and grass clippings add nutrients that use up valuable oxygen as they decompose, on which aquatic organisms in the food chain depend.
(Leaves and grass clippings; add; nutrients that use up valuable oxygen) (nutrients; use up; valuable oxygen; T:as they decompose) (they; decompose; ) (aquatic organisms in the food chain; depend; )
Leaves and grass clippings nutrients they aquatic organisms in the food chain
add use up decompose depend
nutrients that use up valuable oxygen
valuable oxygen T:as they decompose