Imposing a flurry of regulations can be jarring to people's lives and the economy. But climate change propaganda aside, there still is a need for measures to prevent pollution. Ironically, by treating carbon as a pollutant, other forms of real pollution are often ignored. Still, some end up being covered as well.
Also, conserving and maximizing the efficiency of fossil fuels is the only way to assure they will be around in the future for our grandkids. There will not be any electric or solar powered airplanes in the future. Mining will cease. Same goes for tractors.