taking food availability as an example risk comes from a shortfall in food supply due for instance to a significant crop failure government policies need to be able to manage in a coordinated way food supplies coming from production imports and stocks so that the whole set of trade and agricultural policies play a role in responding to availability risks as for access it is the role of the government to enhance households access to efficient risk management strategies whether through economic diversification or the use of community or market insurance or in the most extreme cases public safety nets that can be scaled up in the case of a crisis finally as for utilisation direct nutritional intervention may be needed