Marijuana’s Impact on National Parks

in Environmental Threats, Substance Abuse

Federal officials in the United States report that it costs up to $15,000 per acre to clean up and restore areas in national parks and forests that were used by drug trafficking cartels to grow marijuana.

(More security threats and crime in the United States.)

Source: Rheana Murry, “Marijuana growers killing national forests and parks, U.S. Forest Service says,” New York Daily News, December 12, 2011.

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