article thumbnail

MIT/RAND Study Concludes Three Types of Alternative Jet Fuel May Be Available in Commercial Quantities Over the Next Decade

Green Car Congress

The five different fuel groups were those derived: from conventional petroleum; from unconventional petroleum; synthetically from natural gas, coal, or combinations of coal and biomass via the FT process; renewable oils; and alcohols. Certain HRJ and FT fuels are able to reduce the GHG emissions from aviation. million bpd.

MIT 250
article thumbnail

Road Test: 2022 Ford Escape PHEV Titanium FWD

Clean Fleet Report

Running on 87 octane, the front wheels (all-wheel drive is not available) are driven through a Continuously Variable Transmission (CVT) that has five driver selectable drive modes of Eco, Normal, Sport, Slippery and Snow/Sand. The Environmental Protection Agency, EPA , rates fuel economy at 40 highway when running in gasoline mode only.

Escape 91
article thumbnail

Road Test: 2021 Jeep Wrangler Unlimited Rubicon 4xe

Clean Fleet Report

If you consider buying one, make sure you plan on spending time off-pavement seeking sand, mud and snow, as its DNA is far different from any other SUV on the market. Maintenance – Three years for three, no-cost oil changes and tire rotations. Road Test: 2017 Jeep Cherokee. Road Test: 2017 Jeep Renegade.

Jeep 78
article thumbnail

Road Test: 2022 Hyundai Santa Cruz Limited AWD

Clean Fleet Report

The “wet” part of a DCT means it uses oil to improve lubrication and cooling. A “dry” DCT does not use oil, but is the more fuel efficient of the two types. That is joined by exterior colors of Hampton Gray, Phantom Black, Sage Gray, Ice White and Mojave Sand. Road Test: 2017 Honda Ridgeline. A torquey turbo four.

Hyundai 81
article thumbnail

GM introducing new generation of modular 3- and 4-cylinder Ecotec engines; 11 variants from 1.0L to 1.5L

Green Car Congress

The new engine family, including naturally aspirated and turbocharged variants, will make its way into five GM brands and 27 models by the 2017 model year, said Steve Kiefer, GM vice president, Global Powertrain Engineering. The architecture is also designed to support hybrid propulsion systems and alternative fuels.

Engine 261