‘Vetoed’ This means to decide against.
The Keystone XL Pipeline, which was first applied for in 2008, would expand an already existing oil pipeline that currently runs from the tar sands in Alberta, Canada to the US Midwest, all the way to Port Arthur, Texas (a journey of around 1,179 miles). This would double the current capacity to 292 million barrels-worth of heavy petroleum per year.
See if you agree with Obama’s decision? A really good update on the issues linked to energy security and development and also sustainability in cold environments/tundra. Have a think about the global impacts, how do you think this decision will affect the rest of the world? Think big, think like a geographer.