What is a Code Red and why, maybe, you shouldn’t go for that run outside.

Air pollution causes much higher rates of death and illness in the D.C. neighborhoods with the highest percentage of Black residents.

Critics say that gas-powered leaf blowers are noisy and bad for the environment, and want them banned in Montgomery County.

Tuesday is a code orange day, which means the young, the elderly, and the ill are likely to be affected by the air quality.

WJLA says there is a scary cloud of noxious dust coming from a construction site at 17th and H Streets NW. We confess we haven’t noticed such a cloud, but at least a few workers in the area are complaining of symptoms like burning eyes and difficulty breathing, according the report. Have any of you noticed this?…