http://www.materialflow-consensus.net Thu, 13 Sep 2007 07:59:39 +0000 http://backend.userland.com/rss092 de Providing for the well-being of a still growing world population within the limits of a finite planet is the key challenge for our future. Physical accounts and derived indicators are indispensable monitoring and analysis tools to understand and manage material flows through our economies. They are necessary for Europe to ... http://www.materialflow-consensus.net/?p=6