On the environmental front there's concern about global warming and high levels of carbon dioxide and trees take in CO2 and store carbon.

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I understand why society especially American society is gravitating toward fairy tales given our economy. We've been exploring the world of witches and wizards for years. We've been exploring the world of vampires for years. Clearly the public - I mean I feel like all of this was ushered in by 'Harry Potter' - in my own fannish beliefs.