heat temperature climate erosion sedimentation evaporation plant transpiration SUN PRECIPITATION H2O TRANSPIRATION SUBLIMATION & DEPOSITION H2O H2O VEGETATION H2O EVAPORATION H2O H2O ON SOIL H2O SOIL MOISTURE FLUX H2O H2O INTERNAL FLOW H2O PLANT CANOPY H2O RUNOFF H2O SNOW H2O HEAT FLUX H2O H2O H2O INTERNAL SOIL MOISTURE H2O FLUX H2O H2O H2O OPEN WATER INTERNAL HEAT FLUX H2O NASA Earth's Water Cycle