[Stoves] Very interesting set of air quality maps from the EPA describe wood burning

Tue Jan 31 09:20:32 CST 2017

http://forgreenheat.blogspot.co.id/2016/12/mapping-wood-heating-and-wood-smoke-in.html?utm_source=Copy+of+January+2017+Newsletter&utm_campaign=Feb+17+Newsletter&utm_medium=email

[cid:image001.jpg at 01D27C0F.59E577D0]
And many more including comments on the technology that dominates in different regions.

Regards
Crispin

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