A model framework, SIMBIOSES, is presented which describes economic activities and relatedmaterial, substance and energy flows in a multi-region and multi-sector economic system. Theconceptual design of the framework is discussed in relation to current issues on "dematerialization"and...

Using IUCN Red List of Threatened Species (2016v2) data, I calculate an expected extinction rate for the coming century that is 759 to 7,582 times the natural background rate. Extinction rates exceed the planetary boundary formulated by Rockström et al. (2009) nearly everywhere (521 out of 538...