Then we’ve done our bit and can at least put pressure on other countries to follow suit without being hypocrites.
Of course it will come from our pocket, where else will it come from. Sadly all of these issues are things people will naturally just ignore until it’s too late. Right now many people aren’t bothered about food and clean air because they’re just there and we take them for granted. It’s no good waiting until the atmosphere is like Delhi or Beijing to try and do something, we need to try and prevent it in the first place. That means spending money to change things whilst they’re still ‘fine’.