Doc_eng_5.pdf

Because of the potential for increased flood risk, as well as other changes in climate that would impact agriculture, there is a need to evaluate current practice for managing climate risks to the farm sector and strategies for adapting to future climate change. Multiple Orders of Climate Impacts on Rain-Fed Farms in the Lower Mekong Region Order of I mpact Des criptio n First-order impacts Biophysical consequen ces of meteorological events Impa ct(s) • • Second-order impacts Third-order impacts Fourth-order imp acts Crop production consequences of the biophysical imp acts Consequen ces of th e secondorder imp acts Consequen ces of th e thirdorder imp acts • • • • • • • • • • Fifth order impacts Consequen ces of th e fourthorder imp acts • • • Drying of soil due to midseason dry spell, particularly after the seeding or transplanting Flooding due to unusual h eavy r ain particularly toward the end of the rainy season Damag e to immatur e plants Reduced harv est Loss of h arvest Increase in co st of production Food scar city Declin e in household inco me Degradation in househo ld livelihood and socioeconomic condition (e.g.