Cheaper vs. Cleaner
Consider two recent news items: oil prices creeping up toward $50 a barrel and Antarctic glaciers breaking up into icebergs at an accelerated pace, probably due to global warming.
http://www.veteransforcommonsense.org/NewsArticle.cfm?ID=2125
http://www.veteransforcommonsense.org/NewsArticle.cfm?ID=2125
Starmail - 2. Okt, 16:17