California’s Low Carbon Fuel Standard (LCFS) adopted by the California Air Resources Board (CARB) on April 23, 2009 requires a 10% reduction in the average greenhouse gas (GHG) emission intensity of the state’s transportation fuels by 2020. This regulation is expected to reduce lifecycle GHG...

Petroleum fuels make up essentially all of the transportation fuels used today. But fossil fuel use has many economic and environmental downsides, including a weakening of our energy security due to reliance on imported energy sources, air pollution that impacts health, and greenhouse gas (GHG)...

The CA-TIMES optimization model of the California Energy System (v1.5) is used to understand how California can meet the 2050 targets for greenhouse gas (GHG) emissions (80% below 1990 levels). This model represents energy supply and demand sectors in California and simulates the technology and...