Heat has somewhere to go. Vast amounts of heat from the Sun hit half the Earth's surface. Most of it radiates into space.
Mainly the thing that we've done wrong is not adding heat, but thickening the blanket, so to speak, so that more heat is retained: increasing the concentration of greenhouse gases.
Mainly the thing that we've done wrong is not adding heat, but thickening the blanket, so to speak, so that more heat is retained: increasing the concentration of greenhouse gases.