Remember Dieselgate? Independent researchers in West Virginia strapped a portable exhaust gas analyzer to a Volkswagen turbodiesel and found its tailpipe emissions were way out of whack with the results obtained in laboratory testing. That one finding has now cost Volkswagen more than $20 billion in fines and penalties and that total is still rising. Now, BMW may be the next company to find itself in the fake diesel emissions soup.
Improving efficiency of solar photovoltaic cells takes months, sometimes years. The last few days, however, have been very interesting as three different companies announced record-breaking efficiencies. Two of the cells even have the same technology. Trina Solar, one of the leading solar PV modules manufacturers, announced on April 24 that … [continued]
The Mercedes S 500 plug-in hybrid electric vehicle (PHEV) can lower the user’s full-lifecycle CO2 emissions by up to 56% as compared against the gas-powered version of the S 500, according to the life cycle assessment environmental certificate awarded by TÜV SÜD. The figure of 56% refers to the emissions … [continued]
