Resumen de Greenhouse goo.
The article discusses the tar sand mines in Alberta in relation to climate change and the proposed Keystone XL pipeline project as of July 2013, focusing on the greenhouse gas emissions that are associated with tar sand mining. Other topics include coal mining, U.S. President Barack Obama's decision to postpone his decision on the Keystone XL pipeline, and sustainable energy company Suncor's North Steepbank tar sand mine. The environmental impacts of mines and fossil fuels are addressed, along with the carbon emissions generated by clearing forests.
