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Greening Mass Transit & Metro Regions: The Final Report - MTA

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18<br />

A model for low-carbon, high-value<br />

productivity, the <strong>MTA</strong> system provides<br />

65 percent of all New York City<br />

commutes, while using just 5 percent<br />

of the city’s total energy consumption.<br />

Like all transit systems, the <strong>MTA</strong> is an energy-intensive operation. <strong>The</strong> system’s<br />

current electrical consumption is approximately 3.5 million megawatt hours (2007).<br />

Approximately 80 percent of this total goes for vehicle traction. <strong>The</strong> <strong>MTA</strong> is exploring<br />

advances in rail technology and optimal reductions in traction power, while also investing<br />

in alternative energy sources and continuing to squeeze energy efficiencies from facilities,<br />

lighting, and other non-traction energy uses.<br />

<strong>MTA</strong> Electricity Consumption Data 2000-07<br />

Total Electricity (MWh) in millions<br />

4.0<br />

3.5<br />

3.0<br />

2.5<br />

2.0<br />

1.5<br />

1.0<br />

.5<br />

0<br />

<strong>MTA</strong> GHG Emissions<br />

Segregated by Agency<br />

64%<br />

NYCT Subways & Buses<br />

<strong>Metro</strong>-North Railroad<br />

Bridges & Tunnels<br />

<strong>MTA</strong> Bus<br />

2000 2001 2002 2003 2004 2005 2006 2007<br />

14%<br />

Total Electricity Estimated Revenue Passenger Miles<br />

5%<br />

13%<br />

1%<br />

2%<br />

1%<br />

Long Island Rail Road<br />

Long Island Bus<br />

HQ<br />

BASELINE<br />

Revenue Fleet Fuel–traction<br />

Electricity–traction<br />

Non-Revenue Fleet<br />

–Non-traction<br />

15,000<br />

14,800<br />

14,600<br />

14,400<br />

14,200<br />

14,000<br />

13,800<br />

13,600<br />

13,400<br />

13,200<br />

Estimated<br />

Revenue Passenger Miles<br />

(Million Miles)<br />

<strong>MTA</strong> GHG Emissions, Segregated<br />

by Traction and Non-Traction<br />

46%<br />

33%<br />

13%<br />

3%<br />

5%<br />

Electricity–Non-traction<br />

Heating–Non-traction<br />

Note: Previously, carbon emission calculations for electricity, originally presented in <strong>The</strong> Interim <strong>Report</strong> of the Blue Ribbon Commission on Sustainability and the <strong>MTA</strong>, were<br />

based upon emissions data for NYC and did not take into account the lower emission factors associated with electricity generation in <strong>MTA</strong> service areas outside of the city.<br />

Consequently, total <strong>MTA</strong> carbon emissions associated with electricity were overstated (2.8 million metric tons). Current carbon emission data has been refined to account for<br />

all <strong>MTA</strong> sources of electricity with updated emission factors (based on <strong>The</strong> Climate Registry’s General <strong>Report</strong>ing Protocol).

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