Today's headline is from the BBC, who continue:
is one of the biggest "known unknowns"
Pier Luigi Vidale smiles fondly as he gazes at the image unfolding on his screen.
It is a rare and beautiful view of Planet Earth.
Curlicues of cloud formations swirl around the Antarctic at the bottom of the screen as if captured by time-lapse photography.
The image resembles a view of the Earth from space, stretched full frame.
But a small yellow ball scudding along the bottom of the screen hints at another story.
The ball is the Sun, heating the surface as it passes and provoking a daily puff of cloud from the Amazon rainforest in this computer-generated climate model.
The animation comes from research led by Dr Vidale at Reading University's Walker Institute.
It is designed to provide long-term data to help scientists distinguish between heating trends and natural climatic fluctuations.
This week, about 150 of the world's top climate modellers have converged on Reading for a four day meeting to plan a revolution in climate prediction....MORE