But feeding the world’s7.8 billion <https://www.worldometers.info/world-population/us-population/>people sustainably –including 332 million Americans <https://doi.org/10.1038/s41586-018-0594-0>– presents significant environmental challenges. Farming uses70% of the world’s fresh water <https://www.routledge.com/Water-for-Food-Water-for-Life-A-Comprehensive-Assessment-of-Water-Management/Molden/p/book/9781844073962>. Fertilizers pollute water with nitrates and phosphates, sparking algal blooms and creating dead zones like the one that forms every summer in theGulf of Mexico <https://doi.org/10.1002/lob.10351>.

Clear-cutting land for farms and ranches is the main driver ofdeforestation <https://www.journals.uchicago.edu/doi/abs/10.1093/reep/rew013>. Overall, the planet loses about 48,000 square miles (125,000 square kilometers) of forest each year. Without habitat, wildlife disappears. Farming also produces roughlyone-quarter of global greenhouse gas emissions <https://www.ipcc.ch/site/assets/uploads/2018/02/ipcc_wg3_ar5_chapter11.pdf>.

https://theconversation.com/growing-food-and-protecting-nature-dont-have-to-conflict-heres-how-they-can-work-together-146069



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