This topic reviews the categories of unconventional oil and gas resources such as shale reservoirs, tight gas sands, coal bed methane, and heavy oil.

This topic describes the contributions of the geologist, geophysicist, petroleum engineer, and petrophysicist as they combine data and interpretations to build a comprehensive model of the reservoir.​

Introduces basic concepts, instrumentation and terminology used in natural gas engineering.

Introduces fluid flow and natural drive mechanisms.