...). Similarly there are three core areas for development: those centered on individuals, those centered on economics and trade, and those centered on social systems. Three time scales are customarily specified or implied: 25 years, “now and in the future”, or forever. A major key to sustainable development...

...Hans van Weenen Sustainable development is the biggest challenge to universities in the twenty‐first century. As many different definitions and interpretations of the concept exist, it is not surprising that the strategies of the universities that are beginning to strive for sustainability show...