That's not correct. If pressure was all that mattered, we'd just run compressors on nitrogen (or formation gas). CO2 has properties that make it especially favo

That's not correct. If pressure was all that mattered, we'd just run compressors on nitrogen (or formation gas). CO2 has properties that make it especially favorable for flooding. https://en.wikipedia.org/wiki/Carbon_dioxide_flooding https://en.wikipedia.org/wiki/Carbon_dioxide_flooding