the severity of the impact will depend on the size of the household's income and the outcome in term of its income and food access on its ability to compensate for any loss, e.g., by realising the value of livestock and other assets, finding alternative employment, redistribution, which in turn will depend on the particular social, market and institutional conditions at the time. Particularly in the rural areas of developing countries livelihoods vary between locations and within populations (between rich and poor); they are characterised by multiple income source in more extreme environments are often highly adapted to cope with risks, and continuously change and adapt to changing environmental, market and other constraints and opportunities