Your side keeps engaging in ridiculous denialism as a foil to avoid the responsibility of using policy informed by the very best policy to address the policy. 


If the cons would grow up and stop behaving so childishly, then we all could move on to talk about what the best path forward is. 


But as long as so many on the right side of the aisle keep clinging to ridiculous denialist stances, expect to be treated with disdain, because that is what such behavior deserves.