18 percent of greenhouse gas emissions come from livestock (more than from transportation).
70 percent of previously forested land in the Amazon was cleared to pasture cattle.
Two-thirds (64 percent) of anthropogenic ammonia emissions, which contribute significantly to acid rain and acidification of ecosystems, come from cattle.
The livestock sector accounts for over 8 percent of global human water use, while 64 percent of the world’s population will live in water-stressed areas by 2025.
The world’s largest source of water pollution is believed to be the livestock sector.
In the United States, livestock are responsible for a third of the loads of nitrogen and phosphorus into freshwater resources.
Livestock account for about 20 percent of the total terrestrial animal biomass, and the 30 percent of the earth’s land surface that they now pre-empt was once habitat for wildlife, in an era of unprecedented threats to biodiversity.
These problems will only get worse as meat production is expected to double by 2050.
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