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Monday, December 05, 2016
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July 12

How Boston's MBTA keeps it cool in the summer

Riders might be surprised to know that America's oldest subway needs to contend with more environmental hazards than just ice and snow.

Commuters at Park Street station

Commuters at Park Street station

Derek Kouyoumjian/Metro

Photo:

Examples of kinks in the rail caused by heat conditions.

Examples of kinks in the rail caused by heat conditions.

U.S. Department of Transportation

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