Despite the recent explosion of interest in environmentally friendly technologies, many of the scientific and engineering principles underlying green technologies have been around for decades. For example, harnessing power from the wind, water, and the sun are not new concepts. As companies develop their intellectual property surrounding today's versions of the windmill, bioreactor, and solar cell, as well as novel breakthrough technologies, it becomes increasingly important to understand both the historical context and the current competitive landscape of the relevant technology areas.

Please see full article below for more information.