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GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements

Green Car Congress

Opel also estimates it will reduce the average carbon tailpipe emissions from its fleet by 27% by 2020. The company is also the thermodynamic efficiency of gasoline engines using a suite of technologies that include downsizing, turbocharging, direct injection, variable valve timing and cylinder deactivation. Earlier post.).

GM 275
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Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

The combination of harvesting whole forests and burning long-sequestered carbon sources such as coal or oil has impaired the Earth’s carbon cycle at an increasing pace. To restore balance we must protect the oxygen-producing biomass of Earth and reduce the amount of carbon emissions. But use of petroleum will continue.

PHEV 150