The truth is that we’ve had ready solutions at hand for the 15+ years that I’ve been working on urban air pollution. Today, soot-free transport solutions are ever more available, with manufacturers committed to offering them in key markets, real progress on fuel quality, and advanced technologies putting even more pressure on the older ones. The world is ready for soot-free solutions and Soot-free Transport is ready to provide them.
Additional NOx emissions from gliders under the Pruitt proposal would be 13 times what the impact of the Volkswagen fraud in the U.S. would have been had it gone undetected.
The summary of a "study" that the glider industry used to support its claim that EPA was wrong about how dirty gliders are is fingernails-on-a-chalkboard aggravating.
Tesla isn’t the only company betting big on long-haul electric trucks. Some of the others are betting on hydrogen, some on catenary systems. But don't look yet for an odds-on favorite.
Sales of battery electric buses are surging, yet a complete technology transition won't happen overnight. Meanwhile, tightening emission standards on conventionally powered buses would have immediate benefits for air quality in many of the world's fastest growing megacities.
São Paulo’s clean bus transition has been delayed for long enough. The negotiations of the Article 50 amendment provide an opportunity for policymakers to put the city back on the right path for fulfilling climate, health, and technology innovation goals. Strong actions would place the city ahead of the curve as more and more cities around the world consider similar transitions to clean bus fleets.