Several women are on a couch together playing with a baby and a puppy.
Women playing with a baby and puppy.
Women playing at a dog park.
Two boys are swimming.
Visibility is recognized by the Clean Air Act as something that should be protected.
a dog is outside
A woman is holding a frisbee in both hands.
A person riding a bicycle fast down a red ramp.
The SO2 removal rate is about 95%