New Scientist: Stubborn urban smogs will become a common reality if the world keeps warming, with serious consequences for health.
Daniel Horton of Stanford University in California and his colleagues analysed how temperature has historically affected weather patterns that blow away stagnant air. They then projected how global warming would alter these patterns over the coming century.
The team focused on wind patterns at high and low altitudes, as these most strongly dictate periods of stagnation. Lighter...