The Cannabis Industry's Dirty Energy Secret

Your average marijuana plant is a rather unimposing, forest green weed that blends well with nature. The dirty truth, however, is that the business of growing cannabis is anything but green. In fact, the growing of pot is so power-intensive that its ecological footprint is quickly becoming an environmental nightmare.

The $344 billion cannabis industry is one of the country's most energy-intensive in the world, frequently demanding an array of heating, ventilation and air-conditioning (HVAC) systems, fans and 24-hour indoor lighting rigs at multiple growing sites.

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