Journal Article Research Support, Non-U.S. Gov't food security land-use change 059QF0KO0R 142M471B3J CO2 fertilisation Carbidopa Carbon Dioxide Europe Kyoto Protocol LPJ model MNX7R8C5VO Review Rothamsted carbon model Water adaptation adverse side effects agricultural technology change arable land carbon carbon mitigation carbon sequestration climate change climate change adaptation climate change mitigation co-benefits cropland cropland management croplands