• The scale (population x consumption
per capita x technology) of the human economic subsystem should be limited to a level that, if not optimal, is at least
within the carrying capacity and therefore
sustainable (Goodland).
• Keep waste emissions within the assimilative capacity of receiving ecosystems without unacceptable degradation of its future waste absorptive capacity or other important ecological services (Goodland).
• Develop transportation criteria that prioritize low-impact transportation modes (Moffat).
• Approach all product development and product management decisions with full consideration of the environmental impacts of the product throughout its life cycle (Moffat).