The Conversation

How should we calculate the CO2 impact of the Keystone pipeline proposal?

Author: The Conversation USA

A depot used to store pipes for Transcanada Corp's planned Keystone XL oil pipeline is seen in Gascoyne, North Dakota.Andrew Cullen/Reuters

Big energy infrastructure projects – power plants, coal mines, long distance transmission lines – take time, resources and, typically, some political muscle. They create highly visible if...

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