Uber Not So Climate Friendly?

One of the questions that gets left out of press about Uber and other ridesharing companies is whether they are increasing or decreasing carbon and pollution emissions. It turns out that they seem to be bad for the environment. Luckily, there are a couple of obvious policies which can deal with this. … [continued]

Electric Buses Overall Best For CO2, Health & Price; Hydrogen Worst

Recently on CleanTechnica there have been a couple of excellent pieces on the challenges with hydrogen fuel cells for vehicles in general, but how would they be for urban transit buses specifically? It’s instructive to look at an apples-to-apples comparisons of diesel, electric trolley and hydrogen buses traveling 100 kilometres in the USA. Diesel is, on … [continued]