Internationally these effects of climate change on agriculture and food supply are likely to be similar to those seen in the united states however other stressors such as population growth may magnify the effects of climate change on food security. Agriculture contributes to climate change both by anthropogenic emissions of greenhouse gases and by the conversion of non agricultural land such as forests into agricultural land agriculture forestry and land use change contributed around 20 to 25 of global annual emissions in 2010. Agriculture also contributes to climate change through the release of greenhouse gases into the atmosphere however agriculture can also contribute to climate change mitigation by reducing greenhouse gas emissions and by sequestering carbon while maintaining food production if you are looking for concise answers to the following questions. Dr nelson is an agricultural economist with over 30 years of professional and research experience in the areas of agriculture policy analysis land use and climate change as co leader of ifpris global change program he is responsible for developing ifpris research in climate change modeling
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