(jane joyce) changes in the water cycle are not the only result of a warming climate. (dr.our tree lines are changing rapidly as well. many of the broad fields of alpine wildflowers are gradually being encroached upon by these trees. as you have these wetter and warmer temperatures you grow more forests, so our potential for forest fires increases. (jane joyce) from warming temperatures, to changes in the water cycle and plant growth, climate change affects the dynamics of the entire mountain ecosystem.