Plastic recycling(source material is nearly free)

ghttp://en.wikipedia.org/wiki/Plastic_recycling

http://www.lotfi.net/recycle/plastic.html

Falsified code marking on plastics.Smart

http://www.evk.biz/unternehmen/?language=en&ID=89

http://www.sintef.no/Home/Information-and-Communication-Technology-ICT/Optical-measurement-systems-and-data-analysis-/Projects/Automatic-sorting-of-waste-for-recycling/

http://www.titech.com/

http://www.google.com/#q=waste+sorting+machines&hl=sv&biw=1362&bih=529&sa=2&fp=5609c59e9aa2af23W

Worst polluted places?

http://www.worstpolluted.org/

http://www.bukisa.com/articles/228855_worlds-dirtiest-and-most-polluted-places

http://news.nationalgeographic.com/news/2007/09/photogalleries/pollution-pictures/photo2.html

http://www.logtv.com/films/chelyabinsk/

http://www.newscientist.com/article/mg19526223.500-the-worlds-top-10-most-polluted-places.html

http://www.allcountries.org/air_pollution.html

http://www.forbes.com/2008/02/26/pollution-baku-oil-biz-logistics-cx_tl_0226dirtycities.html

http://pernambut.com/forum/archive/index.php/thread-19.html

http://www.vizagbuzz.com/index.php?option=com_content&view=article&id=2999:vizag-most-polluted-industrial-cluster-pollution-control-board&catid=82:latest-news&Itemid=98

All above is resources...

Wastewater treatment

http://en.wikipedia.org/wiki/wastewater

Coal filter for removing da smoke

1.

Hybrid technology

http://www.powergenworldwide.com/index/display/articledisplay/137015/articles/power-engineering/volume-106/issue-2/news-update/hybrid-filter-technology-weds-esps-with-bag-filters.html

2.

http://findarticles.com/p/articles/mi_m1272/is_2685_130/ai_87706340/

Air quality management and more

http://www.scandasia.com/viewnews.php?coun_code=se&news_id=1715

http://www.ecotech.com/

http://www.smhi.se/airviro

And work? corfu.t35.com nada forever? What?