Not exact matches
As per - seat
fuel efficiency of jet airliners
improved, a combination of cheaper fares, increasing incomes, and a growing population raised the
number of airborne humans from millions in the 1960s to the current four billion a year.
Hoevner expects
improved fuel efficiency, of course, though actual EPA
numbers won't be released until closer to the 2018 Ford Expedition's fall on - sale date.
In addition to
improved fuel efficiency and performance characteristics, the BF40 and BF50 EFI also incorporate a
number of features designed to facilitate maintenance.
Top speed increases seven to 205 mph for the S, yet
fuel economy
improves 6 percent in the European cycle (EPA
numbers are pending), thanks to
efficiencies in the transmission and the new
fuel injection.
The range of measures here is quite great; for example, engine
efficiency can be
improved by three different kinds of measures, increasing thermodynamic
efficiency, reducing frictional losses and reducing pumping losses (these losses are the energy needed to pump air and
fuel into the cylinders and push out the exhaust) and each kind of measure can be addressed by a great
number of design, material and technology changes.
In this statement Brian Williams of the UNHABITAT Chief Energy and Transport Section explains the interlinkages between urbanisation and climate change and outlines a
number of measures to be taken, including stricter energy
efficiency standards in
fuel consumption from transport; energy
efficiency in building construction and use; as well as
improving global standards for appliance manufacturing and importation.