The next breakthrough in grid capacity may not be battery storage. Ultracapacitors are faster, discharging in fractions of a second rather than seconds, perform over broader temperature rang... Read more
By skillfully combining the output of a number of solar, wind and biogas plants the grid can be provided with stable energy 24 hours a day without fear of blackouts Critics of renewables hav... Read more
2.6 billion people in the world lack access to adequate sanitation I’ll readily admit that I don’t know nearly enough about the world of sanitation, and I know that I’m not the only o... Read more
Image via Wikipedia Biogas from refuse produces 95 per cent less greenhouse gas emissions than gasoline, according to a new research report. With a few simple improvements to the biogas plan... Read more