SUMMER nights are going to get stickier — especially in the city. An analysis by the UK Met Office shows that the effects of global warming will be much more intense in urban areas, where vehicles and buildings heat the air and asphalt and concrete retain heat at night.
As many city-dwellers are aware, urban air is often hotter than that of the countryside, where fields and forests absorb less heat in the day and give it up more readily at night. But Richard Betts of the Met Office’s Hadley Centre for Climate Prediction in Exeter, Devon, says this “urban heat…
