Air Quality Mapped Over Time | FlowingDataWith wildfires burning in the western United States, smoke fills the air. This is an animation of the air quality during the past couple of months.Air Quality Mapped Over Time | FlowingData
Colorado’s Unrelenting Ozone Pollution Could Mean Long-Term Problems For Your HealthYes, even for healthy people.Colorado’s Unrelenting Ozone Pollution Could Mean Long-Term Problems For Your Health