|The Discovery of Global Warming|
List of illustrations BACK
The vanishing Grand Canyon. Hazy days like this have become increasingly common in recent decades. Sometimes part of the dust comes from as far away as China. Inset: a nearby view on a better day (even though cloudy: in the upper picture the sky is clear of clouds).
The Esplanade near Parshant campground, May 2003, photos
by S. Weart.