Millions of square kilometers of the arctic are being "darkened" by loss of sea ice. Nothing humans can do can approach even a tiny fraction of that.
Also I don't see how that justifies adding to the effect? Especially if we don't know can't compute the trade off? I'm sure someone has done that work but my it didn't immediately jump out at me during a cursory search.
Inventing BS problems does not contribute to the discussion. Please stick to facts.