The dirty side of a green industry

Solar power from roof-top photovoltaic panels is becoming a common feature of the change to more sustainable living - but are we just out-sourcing our industrial pollution? This article points out that while we can feel virtuous for installing solar PV systems, if they come from China, as many of our manufactured goods now do, the big-picture analysis of what we are doing is not as green as we would like to believe:
www.worldwatch.org/node/5650