Your sarcastic comment uses the Straw Man Fallacy: "A straw man is a common form of argument and is an informal fallacy based on giving the impression of refuting an opponent's argument, while actually refuting an argument that was not advanced by that opponent"
They are not asking to not use "any" coal or oil, not cut any trees, or expect that an acceptable form of energy must not have negative consequences.

Why would anyone be angry because some kids want to use the law to press their case? If it is legal to use fossil fuels with all their attendant consequences, that's the law. If they don't like it, change the law by voting out the politicians who are bought by industry.