Has there been any precedence of this? I know the US and China both have/had pretty terrible pollution without regulation. Has there been any good example of a

Has there been any precedence of this? I know the US and China both have/had pretty terrible pollution without regulation. Has there been any good example of a country that has successfully implemented free market environmentalism? Because at a cursory glance it appears to be the same platitudinous "the market will resolve everything". I can't accept that when the future of the human race is at stake.