CNG: THE GATEWAY FUEL

NYCLHVCC CNG Roundtable

FEBRUARY 22, 2012

LET’S BE CLEAR: CNG IS A FOSSIL FUEL

Grams of CO2e per MJ

Grams of CO2e per Mile Traveled1

0

340

680

1020

1360

1700

2040

1. Assuming fuel economy of 8 miles per DGESource: Carbon-Intensity Look-Up Tables, California Air Resources Board

Solar Energy

HOW DO YOU GET A SUSTAINABLE FUEL?

Photosynthesis Electricity Generation

ElectronsFuel Molecules

Biomass

Fuel Molecules• Hydrogen

• Ammonia

• Methanol

• DME

• Hydrogen• Alkanes

• Methane

• Alcohols

• Ethers

Geothermal, Nuclear

• Cultivated• Waste• Aquacultural

• Ammonia

HERE’S ONE LOW-CARBON SCENARIO

Personal Vehicles

Vocational Vehicles

Petroleum

Biofuels

Battery Electric

Petroleum

1. Economics of Battery Electric Cars Will Become Compelling

2. Biofuels Will Run into a “Limit of Viability”

Electrochemical Fuels

Battery Electric

Decades

Fuel Volume

3. Electrochemical Fuels Can Be Produced Virtually Without Limit

METHANE IS AT THE HEART OF THE ACTION

Fermentable Feedstocks

Syngas Methanol

Electrochemical Synthesis

Dimethyl Ether

Ammonia

Fossil Carbon Deposits

Renewable Electricity

Biomass

CNG: THE GATEWAY FUEL

Gasoline Ethanol

Diesel Fuel > CNG

CNG Renewable Gas

Renewable Gas DME, Ammonia

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