'Mann's Hockey Stick shows that temperatures have risen about half a degree over the last 1000 years. Let's assume for the sake of argument that he is correct. Ice core data shows that temperatures regularly vary by about 12C,and that current CO2 levels are unprecedented for hundreds of thousands of years'
Dr. Jacquelyn Gill: "The root causes of climate change are capitalism, white supremacy, and colonialism, all of which put profits over people and treat people and the environment as disposable commodities. Blaming folks like service workers, retail workers, and others is not a good look."
Dr. Happer and Dr. Lindzen summarize: “Misrepresentation, exaggeration, cherry picking or outright lying pretty much covers all the so-called evidence marshalled in support of the theory of imminent catastrophic global warming caused by fossil fuels and CO2.”