( ( ( Air and ) ( water pollution ) ) ( ( are ( ( Finland 's ) ( primary ( environmental concerns ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Air)) (CC and) (NP (NN water) (NN pollution))) (VP (VBP are) (NP (NP (NNP Finland) (POS 's)) (JJ primary) (JJ environmental) (NNS concerns))) (. .)))
Air and water pollution are Finland's primary environmental concerns.
(ROOT (S (NP (JJ Primary) (NNS pollutants)) (VP (VBP enter) (NP (DT the) (NN air)) (ADVP (RB directly))) (. .)))