(And eating less meat would significantly reduce emissions, but that seems unlikely to happen on a large scale)
"... 44% of consumers in Germany follow a low-meat diet, which is a significant increase from 2014 (26%). Similarly, 6% of US consumers now claim to be vegan, up from just 1% in 2014" [from 2017]
https://www.reportbuyer.com/product/4959853/top-trends-in-pr...
"The number of vegans in Great Britain quadrupled between 2014 and 2019"
"The 400% increase of vegans in the UK is shocking, but the 1,500% increase in plant-based food sales in the UK is even more shocking. "
"In 2022, research by ProVeg found that 51% of Germans had reduced their meat intake in the previous year"
"In 2022, research commissioned by ProVeg Netherlands found that 28% of Dutch people want to see a future without meat, and 20% would like to see the government ban slaughterhouses"
" Research conducted in 2021 by Rakuten found that 82% of consumers in the US have tried plant milk, 40% have tried other vegan dairy alternatives, 62% have tried plant-based meats and 22% have tried vegan egg replacements. Key motivations included health (35%), wanting to try a food trend (41%), and concern for animals (23%). The same research found that 5% of respondents said that they only consume plant-based foods""
https://www.vegansociety.com/news/media/statistics/worldwide