The possibility of using hydrogen to fuel cars has often been discussed, but the access to hydrogen is the challenge. But could using methane from sewage offer a viable source of fuel for vehicle fuel cells?
21 February, 2012
Yorkshire Ambulance Service in the UK installed a fuel cell in one of its rapid response vehicles at the beginning of 2011, to save fuel costs and reduce its carbon footprint.
20 February, 2012
Energy storage is well known in off-grid installations, but how can energy storage be used as a way of accessing the grid for connected renewable energy systems?
15 February, 2012
It is not just in laptop computers, mobile telephones and LED screens that scarce metals are to be found but also in solar cells, batteries for mobile technologies and many other similar applications. And the rising demand for these metals increases the risk of a bottleneck in supplies...
01 February, 2012