Reducing Risks To Food Security From Climate Change

Climate change and food security.

Reducing risks to food security from climate change.

Department of agriculture usda during 21st session of the conference of the parties to the un framework convention on climate change cop 21 in paris. A framework document vii tables table 1. Climate change negatively affects all four pillars of food security. Potential impacts of climate change on food systems and food security and possible adaptive responses 14 table 2.

Climate change is a threat multiplier for hungry and undernourished people. As such the scope of the paper does not cover greenhouse gas ghg emissions from the agriculture sectors nor means to reduce them. Employment in agriculture as share of total employment by. Impacts of droughts on livestock numbers in selected african countries 1981 to 1999 22 table 3.

Reducing risks to food security from climate change climate change will have far reaching impacts on crop livestock and fisheries production and will change the prevalence of crop pests. Security and nutrition intended as its four dimensions and to explore ways to reduce negative impacts through adaptation and resilience. Food system which. Reducing risks to food security from climate change is one of the major challenges of the 21st century.

Climate change global food security and the u s. Many of these impacts are already measurable. Climate change and food security. Climate change and food security.

The impacts of climate change on crop yield can already be detected in observed data lobell et al 2011 climate impact studies on crops predominate but impacts on fisheries and livestock production are no less serious creighton et al 2015 herrero et al 2015. Availability access utilisation and stability. Climate change affects food production and availability access quality utilization and stability. Climate change will have far reaching impacts on crop livestock and fisheries production and will change the prevalence of crop pests.

Natural disasters and extreme weather events can cause injury mental health issues increased risk of infection and death. These can trigger local food crises disrupt trade infrastructure and have cascading systemic consequences for example crop failure in a major breadbasket region can precipitate. Food availability may be reduced by negative climate change impacts on productivity of crops livestock and fish due for instance to increases in temperature and changes in rainfall patterns. Climate change is likely to impede progress on reducing undernourishment around the world in the decades ahead according to a scientific assessment released by the u s.

Countries with high levels of hunger are often also highly vulnerable to climate change and have a low capacity to adapt.