06 Feb '12, 12pm

Ask Umbra: Where do chemical-sucking plants go to die?

Ask Umbra: Where do chemical-sucking plants go to die?

So cacti can remove selenium from soil . I’ve read in the past about different plants being able to “sop up” various nasty chemicals. My question is this: Then what? Are they to be harvested and dumped somewhere, so contaminating another piece of land, or are they allowed to live out their lives, die, keel over, and re-contaminate the same piece of land? David B. Greenfield, N.H. Photo by Tommy Wong. A. Dearest David, Is there anything our plant friends can’t do? They look nice, they often smell nice, and they agreeably exchange their oxygen for our carbon dioxide. They sequester carbon, they feed us , they shade our homes, they shelter critters, they make indoor air cleaner, they improve worker productivity, they can be ground up to make medicines and teas. I could go on and on. Or maybe I couldn’t, because I’m getting all choked up just thinking about the sacrifices plan...

Full article: http://grist.org/pollution/ask-umbra-where-do-chemical-su...

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How low can YOU go?

How low can YOU go?

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earth911.com 06 Feb '12, 6pm

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treehugger.com 15 Feb '12, 4pm

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blog.dk.sg 08 Feb '12, 1am

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#AaronTan Ask Everyone To Stop Bullying Him, Especially #StevenLim No more fight? Sian... waste my time @casinowildhog

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@lisztomanical PLACES TO GO? :D

ladyironchef.com 10 Feb '12, 12pm

angeline: you always go to punggol nasi lemak? is it really so good? haha yea it’s somewhat similar to miss clarity cafe l...

Plants Harnessed To Be Solar Source

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getsolar.com 07 Feb '12, 10pm

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