Earth
Surprise! Keystone XL will make climate change worse
The controversial oil pipeline will boost carbon dioxide emissions by 110 million tonnes per year, far more than the US government claimed
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The controversial oil pipeline will boost carbon dioxide emissions by 110 million tonnes per year, far more than the US government claimed
Decisive action is needed to curb Nigel Lawson's Global Warming Policy Foundation, which lobbies against climate change mitigation, says policy expert Bob Ward