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Image Why is CO2 a problem in freight?

A: Transportation is one of the leading sources of greenhouse gas emissions. Trucks alone account for an estimated 346 million metric tons of carbon dioxide (CO2) each year, contributing to global warming. The chart below demonstrates a few everyday scenarios and the emissions created.

Mode
Weight
Distance
Metric Tons CO2
Emitted During
Transport
% offset by EA
  Domestic Freight: (NewYork City to Los Angeles)
Airfreight
2,000 lbs.
2,779 mi.
2.67
100%
LTL
2,000 lbs.
2,779 mi.
.42
100%
Truckload
30,000 lbs.
2,779 mi.
6.28
100%
  International Freight: (Shanghai to Los Angeles)
Airfreight
2,000 lbs.
6,485 mi.
6.02
100%
LCL
2,000 lbs.
5,810 mi.
.35
100%
40' Container
30,000 lbs.
5,810 mi.
3.54
100%
One metric ton = 2,200 lbs.

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