Whilst nice one does need to bear in mind that the Earth can only radiate so much heat, this is separate from the Greenhouse effect.<p>One of the things Gerald K. O’Neil pointed out in 2081:<p><a href="https://en.wikipedia.org/wiki/2081:_A_Hopeful_View_of_the_Human_Future" rel="nofollow">https://en.wikipedia.org/wiki/2081:_A_Hopeful_View_of_the_Hu...</a>