The artificial tree: the “green” replacement for real trees?

Chemical Tree to suck CO2

Watts Up With That?

The "green" forests of the future? The “green” forests of the future?

Guest essay by Eric Worrall

Is the artificial tree the solution to climate change? There have been a number of stories advocating artificial trees recently. Proponents of artificial trees believe that normal trees haven’t got the capacity to deliver the CO2 reductions they want. They insist we should try to improve on nature, by replacing natural respiration, with industrial scale absorption and disposal of CO2.

For example, consider the following story;

Is an artificial tree part of the solution to climate change? These guys think so.

… What if we had a way to suck that excess the CO2 right back out of the sky?

Well, actually, we do, says Chris Jones, a chemical engineer at Georgia Tech in Atlanta.

“These are our best ways of capturing CO2 from the air,” Jones says as he walks under a canopy of trees on the school’s…

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