( Altitude ( also ( ( affects ( air temperature ) ) . ) ) )
(ROOT (S (NP (NNP Altitude)) (ADVP (RB also)) (VP (VBZ affects) (NP (NN air) (NN temperature))) (. .)))
Altitude also affects air temperature.
(ROOT (S (NP (NNP Air) (NN temperature)) (VP (VBZ changes) (PP (IN as) (NP (NN altitude) (NNS increases)))) (. .)))