It is estimated that the global food system produced the equivalent of **** billion metric tons of carbon dioxide in 2019, representing some ** percent of total GHG emissions from human-activities. Farm-gate activities are the biggest overall contributor to food system emissions, with *** GtCO₂e. Meanwhile, pre-and post production activities, such as food waste and fertilizer manufacturing, were responsible for a similar amount of emissions, at *** GtCO₂e.
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International Fertilizer Industry Association, & SYSTEMIQ. (September 15, 2022). Food system greenhouse emissions worldwide 2019, by source (in billion metric tons of carbon dioxide equivalent) [Graph]. In Statista. Retrieved September 09, 2026, from https://www-statista-com.libproxy.pcc.edu/statistics/1407518/greenhouse-emissions-from-food-system-by-source/
International Fertilizer Industry Association, und SYSTEMIQ. "Food system greenhouse emissions worldwide 2019, by source (in billion metric tons of carbon dioxide equivalent)." Chart. September 15, 2022. Statista. Accessed September 09, 2026. https://www-statista-com.libproxy.pcc.edu/statistics/1407518/greenhouse-emissions-from-food-system-by-source/
International Fertilizer Industry Association, SYSTEMIQ. (2022). Food system greenhouse emissions worldwide 2019, by source (in billion metric tons of carbon dioxide equivalent). Statista. Statista Inc.. Accessed: September 09, 2026. https://www-statista-com.libproxy.pcc.edu/statistics/1407518/greenhouse-emissions-from-food-system-by-source/
International Fertilizer Industry Association, and SYSTEMIQ. "Food System Greenhouse Emissions Worldwide 2019, by Source (in Billion Metric Tons of Carbon Dioxide Equivalent)." Statista, Statista Inc., 15 Sep 2022, https://www-statista-com.libproxy.pcc.edu/statistics/1407518/greenhouse-emissions-from-food-system-by-source/
International Fertilizer Industry Association & SYSTEMIQ, Food system greenhouse emissions worldwide 2019, by source (in billion metric tons of carbon dioxide equivalent) Statista, https://www-statista-com.libproxy.pcc.edu/statistics/1407518/greenhouse-emissions-from-food-system-by-source/ (last visited September 09, 2026)
Food system greenhouse emissions worldwide 2019, by source (in billion metric tons of carbon dioxide equivalent) [Graph], International Fertilizer Industry Association, & SYSTEMIQ, September 15, 2022. [Online]. Available: https://www-statista-com.libproxy.pcc.edu/statistics/1407518/greenhouse-emissions-from-food-system-by-source/
