Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
For tar sand deposits that are buried deep below the surface, the in-situ production methods is used to recover it. Techniques used to recover deeply buried oil sands include steam injection, firefloods and solvent injection. Steam injection is the most favoured method. These methods, however, requires a lot of water and energy.
