STAFF BLOG

• Thu, 2011-12-15
  By Peter Mock

  Cartogram: Passenger car markets and carbon emissions in the EU

  Two cartograms showing the relative size in 2010 of new passenger car markets in the EU member states, and their relative average new vehicle carbon emissions.

• Thu, 2011-12-15
  By Ed Pike

  California Air Resources Board Proposed Regulation - Clean Fuels Outlet

  Over half of California’s 2050 passenger vehicle fleet will need to be powered by fuel cell vehicles in order to meet California’s goal of reducing passenger vehicle emissions by 80% in 2050,...

• Fri, 2011-12-09
  By Peter Mock

  Inertia classes, vehicle emissions tests, and the dead hand of the past

  The current system of using inertia classes for vehicle emissions testing is an anachronism, kept in place by force of habit rather than force of logic. And it has the bad effect of allowing manufacturers...

• Thu, 2011-12-01
  By Dan Rutherford

  Overturning conventional wisdom on aircraft efficiency trends

  Fuel prices alone have not produced consistent improvements in aircraft efficiency, and improvements in fuel efficiency due to the introduction of new aircraft have decreased over time.