ONEPLANET Sustainability Review

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Green Cities – Calculating the value of trees

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SIMON WILD

20130315-064332.jpg We have intrinsically known that trees add benefit to a city or a development for a long time, they shade, they cool, they take pollutants out of the air, they filter water but how do you put a value on that?

A group in the US has come up with a way of quantifying the benefits, and they have an Australian version.

Calculating the benefit
According to Fast Company “The U.S. Forest Service’s i-Tree platform calculates a city’s “leaf surface area,” and gives trees an economic value, from the environmental services they provide. How much carbon stored? How much ozone, nitrogen, particulates, removed? What’s the health impact? The effect on building heating/cooling costs? Hydrology?”

It has taken David Nowak some 20 years to come up with an accurate way of calculating the benefits of trees – not surprisingly it’s a very complicated process. But now that he has done it…

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This entry was posted on 24 April 2013 by in Environmental Sustainability.

Part of the Problem? or Part of the Solution?

Rampant consumerism.
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