• Barry Commoner The methods that EPA introduced after 1970 to reduce air-pollutant emissions worked for a while, but over time have become progressively less effective.
    Barry Commoner
    American cellular biologist, college professor, and politician
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Barry Commoner - The methods that EPA introduced after 1970 to reduce air-pollutant emissions worked for a while, but over time have become progressively less effective.
The methods that EPA introduced after 1970 to reduce air-pollutant emissions worked for a while, but over time have become progressively less effective. by : Barry Commoner

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plant-drops The methods that EPA introduced after 1970 to reduce air-pollutant emissions worked for a while, but over time have become progressively less effective.
- Barry Commoner Greatest-Quotations.com