EPA estimates that 5.6 million acres of lakes, estuaries and wetlands and 43,500 miles of streams, rivers and coasts are impaired by mercury emissions.
( EPA ( ( estimates ( that ( ( ( ( ( ( 5.6 million ) acres ) ( of ( lakes ( , ( ( estuaries and ) wetlands ) ) ) ) ) and ) ( ( 43,500 miles ) ( of ( streams ( , ( ( rivers and ) coasts ) ) ) ) ) ) ( are ( impaired ( by ( mercury emissions ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP EPA)) (VP (VBZ estimates) (SBAR (IN that) (S (NP (NP (NP (QP (CD 5.6) (CD million)) (NNS acres)) (PP (IN of) (NP (NNS lakes) (, ,) (NNS estuaries) (CC and) (NNS wetlands)))) (CC and) (NP (NP (CD 43,500) (NNS miles)) (PP (IN of) (NP (NNS streams) (, ,) (NNS rivers) (CC and) (NNS coasts))))) (VP (VBP are) (VP (VBN impaired) (PP (IN by) (NP (NN mercury) (NNS emissions)))))))) (. .)))
Rivers, streams and coasts are affected by mercury emissions.
( ( Rivers ( , ( ( streams and ) coasts ) ) ) ( ( are ( affected ( by ( mercury emissions ) ) ) ) . ) )
(ROOT (S (NP (NNS Rivers) (, ,) (NNS streams) (CC and) (NNS coasts)) (VP (VBP are) (VP (VBN affected) (PP (IN by) (NP (NN mercury) (NNS emissions))))) (. .)))