Water fluxes in the environment. Occurrence and movement of water; methods of quantification. Water balance of soil-plant system: precipitation, interception, infiltration, runoff, soil moisture, evapotranspiration, and groundwater recharge. Pre: 101 or 300 or 400 or 401 or 402 or ATMO 101 or ATMO 200 or ATMO 302 or ATMO 303 or ATMO 310, or consent.