Satellite image of New York City showing temperature (top) and vegetation (bottom). Areas with more vegetation have a lower temperature.

Credit: NASA

Temperature (top) and vegetation (bottom) for locations in and around New York City via NASA satellite. Do you notice that the pattern of purple and white in the top image look similar to the pattern of green and white in the bottom image? Where vegetation is dense (dark green), temperature is less hot (dark purple). Where vegetation is sparse, temperature is hot.