Cities are driving the human-caused climate change that threatens the global environment, but also offer hope.
That is the overriding message of a chapter devoted to cities in a major U.N. report on climate change released on Monday, providing city planners around the world with guideposts aimed at avoiding climate catastrophe.
¡°The fact that cities are responsible for more than two-thirds of global greenhouse gas emissions means that if cities do something, they can solve two-thirds of the problem. So that¡¯s pretty exciting,¡± said Karen Seto, a professor at Yale University¡¯s School of the Environment and one of two coordinating lead authors of the report¡¯s chapter on cities.
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