Infrared

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Forest fires in Portugal in 2005. No smoke without fire. But if you superimpose an infrared picture on the satellite image, you can see that there are fires with very little smoke (light red). Credit: DLR (CC-BY 3.0)
Forest fires in Portugal in 2005. No smoke without fire. But if you superimpose an infrared picture on the satellite image, you can see that there are fires with very little smoke (light red). Credit: DLR (CC-BY 3.0)
  • 1 of 2
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