Emissions from new diesel cars are still far higher than official limit

Several manufacturers have launched models that produce more pollutants when driven in real-world conditions The Guardian: New diesel cars are still emitting many times the official limit for polluting nitrogen oxides when driven on the road, almost a year after the Volkswagen emissions scandal broke. Renault, Mercedes-Benz, Mazda and Hyundai have all launched diesel models…

Watch Bubbling Alaska Lakes Catch on Fire #Methane

Seeping methane is driving a global warming feedback loop. Some Arctic lakes are starting to look like witches’ cauldrons. The above video shows an increasingly common site in northern latitudes. As global warming heats these areas up, the frozen ground is melting. And when permafrost turns from solid ground to looser mud, it releases gases…