Bio-domes Offer a Sustainable Waste Water Solution

Bio-domes Offer a Sustainable Waste Water Solution

Bio-domes are a sustainable low cost water treatment technology that uses just one third the energy of traditional mechanical aeration systems and is also suitable for rural and other communities that currently rely on essentially unimproved treatment lagoons. They work by providing an optimal environment that promotes flourishing communities of beneficial bacterial biofilms that naturally process the dissolved and suspended pollutants in order to cleanse the water.

Ten Clean and Green Energy Stocks for 2011

Ten Clean and Green Energy Stocks for 2011

This is my fourth annual list of renewable energy and energy efficiency stocks since I began the series in January 2008, which I expect to outperform in 2011.