On further thought, it would be best if both the pipeline and the oil transport by trucks/trains are taxed out of existence.
From another perspective, you are doing that: fossil fuels will be a necessity to some extent, if not forever, for centuries more. They are used for much more than just generating electricity and transportation. What you advocate will make that necessary use of fossil fuels more expensive, reducing standard of living, and more polluting, harming the environment--that which you claim to care about most.
Absolutism is generally problematic.
But yes, using the word "absolutist" was in bad taste.