A new study published in Proceedings of the National Academy of Sciences seems to confirm at least part of what critics of global warming have been saying for years, namely, that climate changes are irreversible by human endeavor. (Of course, we've known this since our climate is largely controlled by the sun and oceans, and human activity has little impact, but the enviro-kooks are rolling out newer and better versions of their same old horsecrap calling for government action. Let's hear her out and have some fun with it)