President Donald Trump's fireworks were so poorly planned that they were difficult to see through the smog. The pollution has gotten bad enough for Washington, D.C., to issue a city-wide "Code Red Air ...
An Extreme Heat Alert has also been extended through 8 a.m. Monday, signaling continued dangerous overnight conditions with ...
The Fourth of July fireworks display in the capital impacted the amount of fine particulate matter in the atmosphere.
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