This document discusses climate-smart agriculture options for practices and systems. It provides examples of CSA options for farms and landscapes, including sustainable land management in Ethiopia and forest land use and cattle management in Brazil. CSA options also exist for crops and fields, livestock, fisheries and aquaculture, food systems, and services. Overall, CSA options are often low-cost practices, achievable at large scale, best if integrated, vital for future food supplies, and already being used by farmers, businesses and governments.