( ( This index ) ( ( contains ( ( the ( latest information ) ) ( about ( ( ( ( ( ( ( ( ( ( ( ( ( ( air pollution ) , ) ( global warming ) ) , ) ( waste ( ( management and ) recycling ) ) ) , ) ( acid rain ) ) , ) biodiversity ) , ) ( ozone ( layer depletion ) ) ) , ) and ) ( water resources ) ) ) ) ) . ) )
(ROOT (S (NP (DT This) (NN index)) (VP (VBZ contains) (NP (NP (DT the) (JJS latest) (NN information)) (PP (IN about) (NP (NP (NN air) (NN pollution)) (, ,) (NP (JJ global) (NN warming)) (, ,) (NP (NN waste) (NN management) (CC and) (NN recycling)) (, ,) (NP (JJ acid) (NN rain)) (, ,) (NP (NN biodiversity)) (, ,) (NP (NN ozone) (NN layer) (NN depletion)) (, ,) (CC and) (NP (NN water) (NNS resources)))))) (. .)))
This index contains the latest information about air pollution, global warming, waste management and recycling, acid rain, biodiversity, ozone layer depletion, and water resources.
(ROOT (S (NP (NNP Air) (NN pollution)) (VP (VBZ causes) (NP (NP (JJ acid) (NN rain)) (, ,) (NP (NN ozone) (NN depletion)) (, ,) (CC and) (NP (JJ global) (NN warming)))) (. .)))