Climate change and other sustainable development policies are often, but not always, synergistic. At the same time, by causing extreme weather, drought, flooding and other disasters, climate change is depriving the livelihoods of millions of people around the world. Soil degradation a major threat to humanity summary soil degradation needs to be recognised, alongside climate change, as one of the most pressing problems facing humanity. Climate change is one of the environmental drivers interacting with a food system. With changing rainfall patterns and increases in extreme weather events and the annual average temperature we will begin to face the impacts of climate change. Climate change adaptation in zimbabwes agricultural sector article pdf available in international journal of science and research ijsr 51. Climate change refers to significant changes in global temperature, precipitation, wind patterns and other measures of climate that occur over several decades or longer. Assessing the environmental impacts of consumption and production. Fao strategy on climate change food and agriculture. Zimbabwes national climate change response strategy. Climate change mitigation strategies have focused on reducing emissions of greenhouse gases ghgs, especially carbon dioxide co 2. In particular, climate change may further enhance the food import dependence of most developing countries. The climate change agenda has risen substantially in global and national importance and the topic has thus been given a dedicated chapter in this 2. Climate change food and agriculture organization of the.
Fao coined the term csa in the background document prepared for the 2010 hague conference on food security, agriculture and climate change. It will help to inform government on how to strengthen the climate and disaster risk management policies. Climate change, the agriculture sectors and food security and nutrition. Challenges water scarcity will be exacerbated as rapidly growing urban areas place heavy pressure on neighbouring water resources. Food and agriculture organization of the united nations fao concerning the. There are opportunities for mitigation in the agricultural sector to help reduce the impact of climate change, and there is significant room for promoting propoor. The impacts of climate change effects on livelihoods, food and water security, ecosystems, infrastructure etc. Projected changes in crop yields in developed regions owing to climate change 27 7. Faos work on climate change food and agriculture organization.
Greenhouse gas ghg emissions from human activity and livestock are a significant driver of climate change, trapping heat in the earths atmosphere and triggering global warming. Climate change already affects agriculture and food security. The global response to climate change today will determine how we feed future generations tomorrow. It will affect not only food production, but also food processing, distribution and consumption. The food and agriculture organization of the united nations fao is an agency that combats global hunger and promotes rural development. It is found that of the four main elements of food security, i. The poorest countries are likely to be the most vulnerable to the effects of climate change.
Safeguarding against economic slowdowns and downturns. Increasing population, modernized diet, and climate change will continue to pressure global food systems from agricultural production to nutrition consumption for the next decades godfray et al. The designations employed and the presentation of material in this information product do not imply the expression of any. Climate change mitigation refers to efforts to reduce or prevent emission of greenhouse gases. Projected changes in crop yields in developing regions owing to climate change 27 6. Food security and food production systems chapter 7 on average, agronomic adaptation improves yields by the equivalent of 1518% of current yields figure 78, table 72, but the effectiveness of adaptation is highly variable medium confidence ranging from potential disbenefits to. Smallholder and subsistence farmers, pastoralists and fisherfolk in developing countries may not be able to cope with climate change effectively, due to reduced. Fao profile for climate change food and agriculture organization. Climate change is a change in the pattern of weather, and related changes in oceans, land surfaces and ice sheets, occurring over time scales of decades or longer. Climate change terms and definitions science and climate. The handbook was extended to also cover, apart from climate change mitigation, climate change adaptation, as one can witness increasing initiatives to cope with the phenomenon. Climate change mitigation strategies have focused on reducing emissions of greenhouse gases ghgs, especially carbon dioxide co. Fao considers climate change a topline corporate priority as reflected in the newlyendorsed strategy on climate change where fao will focus its work on three fronts. Second, to improve integration of food security, agriculture, forestry and fisheries within the.
Fao s support to countries facing climate change the number of undernourished people in the world has been on the rise since 2014, reaching an estimated 821 million in 2017. It is influenced by the oceans, land surfaces and ice sheets. The state of food security and nutrition in the world 2019. Addressing climate change can be considered an integral element of sustainable development policies. The csa concept was developed with a strong focus on food security, for now and the future, including adaptation to climate change. Climate change mitigation, adaptation and sustainability. This manual provides agricultural extension agents with a range of. Deforestation is ongoing and is shaping climate and geography deforestation is a contributor to global warming, and is often cited as one of the major causes of the enhanced greenhouse effect. Climate change threatens our ability to ensure global food security, eradicate poverty and achieve sustainable development. From field offices and government counterparts, 34 representatives traveled to rome to attend. Climate change and food systems food and agriculture.
Specifically for potential crop production, climate change is expected to cause substantial reductions in southern africa up to 30% by 2030 for maize production and south asia up to 10% for staples such as rice. After introducing climate variables and a simple climate. Deforestation and climate change congressional research service 1 lobal climate change is a widespread and growing concern that has led to extensive congressional and international discussions and negotiations. Projected changes in crop yields for all locations worldwide owing to climate change 26 5. The fao deputy director general and the director of fao climate and environment division provide their comments and reveal that fao is committed to.
Pdf climate change adaptation in zimbabwes agricultural. In reading this chapter, it needs to be borne in mind. There is growing evidence that policy decisions eg. Solutions need to be developed and introduced which address both issues simultaneously. Climatesmart agriculture climate change and agriculture. Climate change adaptation and disaster risk reduction in. The national climate change response strategy provides a framework for a comprehensive and strategic approach on aspects of adaptation, mitigation, technology, financing, public education and awareness. Greenhouse gas ghg emissions from human activity and livestock are a significant driver of climate change, trapping heat in the earths atmosphere and. In its first two decades, fao played the leading role in the global food and. In that report, methane has a global warming potential of 21, which means a ton of methane emissions contributes 21 times as much warming as a. Kyoto protocol, the definition also includes a cutoff date. Mitigation or a decline in the release of stored carbon and other greenhouse gases must take place. The manual identifies key entry points at the policy, planning and advocacy levels, and it also makes the case for a process based on countryspecific evidence and socioeconomic analysis. Organization of the united nations fao and the directorate for international.
A report of the round table on organic agriculture and. Learn resource guide for advanced learning on the scientific fundamentals of climate change 4 1. Impacts of climate change on crop yields, area, production, prices and trade in 2050 at the global level 36 8. It will have an impact on human health, livelihood assets, food production and distribution channels, as well as changing purchasing power and market flows. According to the intergovernmental panel on climate change deforestation, mainly in tropical areas, could. References national research council, 2010a, advancing the science of climate change national research council, 2010b, limiting the magnitude of climate change national research council, 2010c, adapting to the impacts of climate change national research council, 2011d, informing an effective response to climate change national research council, 2010e, ocean acidification.
They were joined by over 80 people from headquarters. Food insecurity in africa is very strongly related to. Sids and climate change the efforts on producing climate change indicators should be extended to all countries in the world, in particular, the sids on account of their vulnerability. Climate change and food security food and agriculture. Tropical deforestation is responsible for approximately 20% of world greenhouse gas emissions. Climatesmart agriculture csa is an integrative approach to address these interlinked challenges of food security and climate change, that explicitly aims for three objectives. Climatesmart agriculture csa may be defined as an approach for transforming and reorienting agricultural development under the new realities of climate change lipper et al. Climate change is already putting pressure on food. Summary climate change is likely to have considerable impacts on food safety, both direct and indirect, placing public health at risk. To this end, published results indicate that the impacts of climate change are significant, however, with a wide projected range between 5. In particular a change apparent from the mid to late 20th century onwards and attributed largely to the increase in atmospheric carbon dioxide produced by the use of fossil fuels. The csa concept now has wide ownership among, governments, regional and.
1325 1522 969 213 1050 1486 831 700 484 416 118 979 851 1139 709 281 156 604 382 815 798 411 958 71 1071 899 871 84 415 787 1640 830 231 702 273 38 463 101 679 35 210