23 Aug '11, 12am

Why Trees Got into CleanTech Manufacturing

Why Trees Got into CleanTech Manufacturing

In pretty much the epitome of best practices for a sustainable cleantech manufacturing process, trees literally manufacture wood out of sunlight, H2O and CO2. Like photosynthesis, this is not a process that we humans have yet mastered. Trees began this factory-type processing millions of years ago, taking the available raw materials and turning them into a sustainably produced and recyclable new material that we have borrowed to build our ephemeral things with, over the last twenty thousand thousand years or so. But why? New research sheds some light on just why trees began this early clean tech manufacturing process, beginning some 400 million years ago. Scientists have gone back and forth on this question. Some supposed that wood evolved to help plants grow taller. Others think growing wood developed as a way for plants to pull water up. Philippe Gerrienne, a geologist a...

Full article: http://cleantechnica.com/2011/08/22/why-trees-got-into-cl...

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