Source: NPR

What is the Pipeline exactly?
The Keystone Pipeline already exists. What doesn’t exist fully yet is its proposed expansion, the Keystone XL Pipeline. The existing Keystone runs from oil sand fields in Alberta, Canada into the U.S., ending in Cushing, Oklahoma. The 1,700 new miles of pipeline would offer two sections of expansion. First, a southern leg would connect Cushing, Oklahoma, where there is a current bottleneck of oil, with the Gulf Coast of Texas, where oil refineries abound.

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