/Climate change may thin high-altitude clouds and trigger more warming

Climate change may thin high-altitude clouds and trigger more warming

clouds

Some clouds could become thinner as global temperatures rise

Jason Edwards/National geographic collection/Getty

The climate may be more sensitive to greenhouse gases than we thought. That’s because in a warmer world high-altitude clouds may become thinner, causing them to reflect less sunlight back into space.

“This is a previously unrecognised effect that should be looked into in more detail,” says Richard Allan at the University of Reading in the UK, who was not involved in the study. “If it is going on in the real world, you’d expect climate feedbacks to be more strongly amplified.” …

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