Compare the amount of sunlight that is received in one or more cities by selecting entries in the list of locations below.

The data in the charts is a summary of information from the Surface meteorology and Solar Energy web site at NASA's ATMOSPHERIC SCIENCE DATA CENTER (http://eosweb.larc.nasa.gov/).

Hold down the 'shift' key and click to select a contiguous range of locations or hold down the 'ctrl' key and click to select individual locations.

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