( ( ( ( greenhouse ( gas reductions ) ) and ) ( energy efficiency ) ) ; )
(ROOT (NP (NP (NP (NN greenhouse) (NN gas) (NNS reductions)) (CC and) (NP (NN energy) (NN efficiency))) (: ;)))
greenhouse gas reductions and energy efficiency;
(ROOT (S (NP (JJ Geothermal) (NN energy) (NN energy)) (VP (VP (VBZ is) (ADJP (JJ clean))) (CC and) (VP (VBZ does) (RB not) (VP (VB release) (NP (NN greenhouse) (NNS gases))))) (. .)))