Assertion: ecosystem | /r/HasProperty | deciduous trees
Facets:
Source sentences:
text: Includes ocean and sea areas; high salt content freshwater ecosystem Includes streams, rivers, lakes, marshes and swamps; low salt levels terrestrial ecosystem Land areas biome Complex ecological community that extends over a large area; consists of many ecosystems deciduous Trees that lose leaves in the autumn/fall nutrients Substance required to nourish an organism Eutrophication Increased nutrients in an ecosystem (ex: too much fertilizer) pollutant Substance with damaging effects on the environment (ex: acid rain, over-fertilization, road salt)