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Science denial is still an issue ahead of COP28

Real Climate

In an unchanging climate, the random fluctuations would lead to warming in some parts of the world and cooling in others. In a world with just random local fluctuations but no climate change, about half the weather stations would show a (more or less significant) warming, the other half a cooling. It’s not hard to understand.

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The CO2 problem in six easy steps (2022 Update)

Real Climate

However, that was written in 2007 – 15 years ago! This means that there is an upward surface flux of IR around (~398 W/m 2 ), while the outward flux at the top of the atmosphere (TOA) is roughly equivalent to the net solar radiation absorbed (~240 W/m 2 ). The only question is how much total energy is blocked by each.

Radiation 314