Figure 5.1: Penetration
of environmentally sound technologies: a conceptual framework. Various barriers
prevent the different potentials from being realized. Opportunities exist to overcome
barriers through innovative projects, programmes and financing arrangements. An
action can address more than one barrier. Actions may be pursued to address barriers
at all levels simultaneously. Their implementation may require public policies,
measures and instruments. The socioeconomic potential may lie anywhere in the
space between the economic and technological potential.