( ( When ( ( the glacier ) ( moves ( into ( ( warmer areas ) ( ( the ice ) ( ( melts and ) sediments ) ) ) ) ) ) ) ( ( are deposited ) . ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (DT the) (NN glacier)) (VP (VBZ moves) (PP (IN into) (NP (NP (JJR warmer) (NNS areas)) (SBAR (S (NP (DT the) (NN ice)) (VP (VP (VBZ melts)) (CC and) (VP (VBZ sediments)))))))))) (VP (VBP are) (ADJP (JJ deposited))) (. .)))
When the glacier moves into warmer areas the ice melts and sediments are deposited.
(ROOT (S (NP (NNS Glaciers)) (VP (VB deposit) (NP (PRP$ their) (NN sediment)) (SBAR (WHADVP (WRB when)) (S (NP (PRP they)) (VP (VB melt))))) (. .)))