Watts Up with That (WUWT) convinced me
Tony Heller is good
Climate Discussion Nexus (CDN) is good
And of course there are many eminent scientists (eg Lindzen, Happer, Soon, Dyson) who have criticized the whole thing, including multiple Nobel winners (eg Gaiver, Clauser)
What's funny is when people from the fields that make up climate "science" criticize it (physicists, geologists, meteorologists) they're not "climate scientists". You have to actually believe to be a climate scientist.