But the Blue Ridge Mountains no longer look as vibrant as they once did. Through pollution, humans have added additional particles into the atmosphere of the region, worsening visibility overall.

The hazy blue was disappearing from the horizon, but it wasn’t just the trees fault. The trees in the Blue Ridge Mountains are responsible for that dreamy blue haze on the horizon. Trees produce ...

- [Sharon] The Blue Ridge Mountains are more than 1 billion years old some of the oldest mountains in the world. And the southern tip of that blue ridge is right here in Georgia.