We need three (3) Planets !
Remember the lecture by Mr. Wolfgang Pekny, Footprint-Consult eU, at the meeting of CSD, October 8, 2013? He warned that the generation of our children has a poorer prospect for the future than their parents: the scarcity of resources, climate change, hunger, financial crises, and refugee crisis are symptoms of the same phenomenon: the planet Earth has become too small for the economies and lifestyles of the “Global Consumer Class”. A good measure (but heavily criticized) is the “ecological footprint”: According to this we currently need three (3) planets! For more information:
German: http://www.footprint.at/index.php?id=6761
English: http://www.footprintnetwork.org/en/index.php/GFN/
Roland Leithenmayr