2. Some studies have shown it takes 28 days/a month to form a good habit.
3. mammoth rescue mission
4. Non-vegans are intimidated by the challenge of becoming vegan/giving up meat/giving up eating animal products.
5. Even though Hong Kong is a small city, its appetite for meat made it the seventh-highest carbon dioxide emitters per capita among 113 regions in 2018.
6. information about the carbon footprint of/carbon emissions produced by the food they buy
9. (i) F