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That might work in a small greenhouse or in a lab, but on a whole planet you’ll run into the fact that the ecosphere is incredibly complex. That extra CO2 means a lot of extra heat, and that will have all sorts of ramifications.
Sure, growing pineapples in Toronto might be fun, but what do you think will happen in Kansas when the summer heat gets cranked up to broil, and changing weather patterns dry up all the rain for a few months at a time?
"— Phil Plait at Slate calls The Wall Street Journal’s defense of CO2 is ‘monumentally naive’
