The terms “Petroleum Geology” and “Petroleum Engineering” have been around even before the modern boom in the oil and gas industry. But you should ask yourself, is there any difference between a Geologist and a Petroleum Geologist? Can a Professional Geologist perform the same tasks as a specialized Professional Petroleum Geologist? To answer these questions, we need to understand the basics of petroleum geology and why it is important to our modern-day energy needs.