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Originally posted by Off_The_Street
If you google 'historical pollution levels us cities', you will find about a hundred hits that show that, in many cases, there have been declining levels of both PM10 and PM2.5 particulates, especially in American cities.
Originally posted by mOjOm
3rd, start the car, let it idle and take some more deep breaths like the ones you did earlier. Only this time suck that air straight out of the tail pipe.
what we need is more fuel eficiant engines and more use of synthetic fules
"We want to destroy environmentalists by taking away their money and their members"