> whereas building solar panels only prevents future CO2 emissions That's a little simplistic. The biological systems on the earth are a carbon sink. Not addin

> whereas building solar panels only prevents future CO2 emissions That's a little simplistic. The biological systems on the earth are a carbon sink. Not adding CO2 causes a reduction in CO2, many orders of magnitude more than humans could hope to accomplish by pulling it out of the air with non-biological contraptions.