Urban heat island. Thermal satellite image of Buffalo,New York,USA. Colours indicate surface temperatures,with dark blue coolest,through purple to orange and yellow (hottest). This phenomenon occurs in built-up areas where concrete and other surface materials retain heat for longer than rural areas covered in vegetation or bare ground. Image obtained by the Enhanced Thematic Mapper on NASA's Landsat 7 satellite in August | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / NASA |
Bildgröße: | 3000 px × 3000 px |
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Eigentums-Rechte: | nicht erforderlich |
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