Natural News: If you talk to the global warming crowd, carbon dioxide -- CO2 -- is the enemy of mankind. Any and all creation of CO2 is bad for the planet, we're told, and its production must be strictly limited in order to save the world. But what if that wasn't true? What if CO2 were actually a planet-saving nutrient that could multiply food production rates and feed the world more nutritious, healthy plants? As it turns out, CO2 is desperately needed by food crops, and right now there is a severe shortage of CO2 on the planet compared to what would be optimum for plants. Greenhouse operators are actually buying carbon dioxide and injecting it into their greenhouses in order to maximize plant growth
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