Global environmental footprint of cannabis cultivation 2018

The indoor cultivation of cannabis had a much higher environmental impact than outdoor cultivation globally as of 2018; consuming around 1.27 kilowatt hours per gram, compared to 0.07 kilowatt hours per gram. Although outdoor cultivation of this plant reduces energy and carbon impacts, the plant is exposed to other factors and is more vulnerable to impurities.

截至2018年，相较于室外种植，全球范围内室内大麻种植的环境影响更为显著；每克大麻消耗约1.27千瓦时电能，而室外种植仅为0.07千瓦时。尽管室外种植能够降低能源和碳排放的影响，但该植物却暴露于其他因素之下，并更易遭受杂质污染。