The mineable oil sands, however, represent only 20 percent ... Another in situ method is the Vapor Extraction Process (VAPEX) method, which has not been deployed commercially to date.

The Center seeks to prevent any oil shale or tar sands development on public lands, including the unacceptable extraction and combustion of oil, the consumption of water and energy attending that ...

As the pressure intensifies to produce more tar sands oil, including in the United States, the Center is stepping up to keep it in the ground. In early 2014 we launched an aggressive, coordinated ...

Recovering usable petroleum from oil sands is about seven times more difficult than getting it from other sources, but rising energy costs have caused a flurry of new investment into this energy ...

it’s difficult to extract and thus requires more energy and emissions of climate-warming gases than drilling for conventional oil. Across their life cycle, emissions from oil sands are about 30 ...

Fossil fuel companies are experimenting with using carbon dioxide captured from the air in oil extraction to usher in a new era of planet-friendly “net-zero oil” – but the idea is an ...