“[Passenger vehicle efficiency technology] costs continue to decrease, proving that previous estimates, including those made by the federal regulatory agencies, have been too conservative. . . . Including these latest efficiency developments, compliance costs for the adopted 2025 standards will be 34%–40% lower than projected in the latest U.S. midterm evaluation regulatory analysis.”
Summary of the progress towards and challenges to the commercialization of sustainable alternative aviation fuels.
This update, based on a statistical analysis of data for more than 1.3 million vehicles from eight European countries, shows the average gap between official fuel consumption figures and actual fuel use for new cars in the EU stabilized at 39...
Identifies adoption barriers and summarizes policy approaches for states, cities, and utilities to accelerate the deployment of electric vehicles in ride-hailing fleets.
“Waste” biodiesel from corn oil probably drives up corn production and could have resulted in 500 thousand extra tonnes of CO2e emissions in 2017.
We recently finished collecting, cleaning up, and crunching the numbers from a real-world emissions measurement campaign in London using remote sensing. And we've updated the TRUE rating that categorizes vehicles based on NOx emissions to incorporate the additional data. Here are the highlights.
Airlines are expected to achieve their goal of an average improvement in fuel efficiency of 1.5% per year.
Soot-free transport will deliver black carbon reductions, which can help achieve the near-term cooling needed to meet a 1.5˚ C target. Climate negotiators in Poland this week ought to bring it into their climate action strategies.