While the HadCM3 - projected mean annual precipitation during 2070 to 2099 at El Reno, Oklahoma, decreased by 13.6 %, 7.2 %, and 6.2 % for A2, B2, and GGa1, respectively, the predicted erosion (except for the no - till
conservation practice scenario) increased by 18 - 30 % for A2, remained similar for B2, and increased by 67 - 82 % for GGa1.