Passing along information here as I continue to learn.
The size of the problem equals the size of the opportunity
The Natural Step is an international not-for-profit organisation [sic] dedicated to education, advisory work and research in sustainable development. Since 1989, we have worked with thousands of corporations, municipalities, academic institutions and not-for-profit organisations [sic] that have proven that moving strategically toward sustainability leads to new opportunities, reduced costs, and dramatically reduced ecological and social impacts.
The Natural Step Framework is a proven, scientifically robust model that helps organisations [sic] make pragmatic decisions to move toward sustainability. We research the science of sustainability and link it to real world applications. We create dialogue about the opportunities and challenges in building a sustainable future. We are accelerating change toward sustainability.
~ marty alan michelson, ph.d.