“Nitrogen dioxide plays an important role in the formation of ground-level ozone and particulate matter pollution, and is itself a toxic gas. These pollutants are harmful to both human and ecosystem health.”
– NASA Scientific Visualization Studio

“Sometimes data, rather than exposition, is how to illuminate the recalcitrant minds of naysayers.”
– RHW to Anthony Dina, who sent us the link to the satellite data you will find in the Treasure Chest below.

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