Marijuana Causes Global Warming

First we learn that sugar is bad for you. Now scientists are saying that people growing marijuana indoors use 1 percent of the U.S. electricity supply, creating 17 million metric tons of carbon dioxide every year.

According to a report in the Denver Business Journal, authorized growers alone use $5 billion worth of energy. That works out to the output of seven big electric power plants. In Humboldt County, Calif., a center of marijuana production, per-person residential electricity use jumped 50 percent compared to other parts of the state after medical marijuana was legalized there in 1996.

Read more: Scientist: Marijuana causes global warming.

Photo by Warrantedarrest, Creative Commons license

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