There's so much pollution in the air now that if it weren't for our lungs there'd be no place to put it all.

Telling a joke is risk taking. Younger people are more insecure and not willing to put themselves on the line, so a quick one-liner is much safer.

Washington is a place where politicians don't know which way is up and taxes don't know which way is down.

Love is in the air but the air is highly polluted

It isn't pollution that's harming the environment. It's the impurities in our air and water that are doing it.

The health effects of air pollution imperil human lives. This fact is well-documented.