Sorry, but its really not. Perhaps in some sectors such as ground transportation, but definitely not in air and sea transport and fertilizer production, and many industrial processes. At least not at scale, where would have to make massive lifestyle sacrifices which are not politically acceptable outside of extreme authoritarian states who have no reason to do this anyway.
Urban planning of the SimCity sort isn't particularly difficult. The associated politics are the issue.
We are actively undoing regulations to reduce pollutants while promoting "clean" coal.
We are actively undoing vaccinations policy.
We does not necessarily equal humanity at this time, but it sure feels like it if you are under the We administration.