Filtered by tag "Environment"

Higher Indoor CO2 Levels: Good for Growing Cannabis, Bad for Human Cognition

By Joseph J. Romm, Ph.D. Cannabis growth is generally enhanced by higher levels of indoor carbon dioxide. That’s why indoor grow areas typically increase CO2 levels by a factor of two to four from outdoor levels. For decades, it was widely believed that such moderately higher CO2 levels had no negative impact on humans. But […]
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