When considering job prospects and pay in the fields of geology and petroleum engineering, the Bureau of Labor Statistics indicates that petroleum engineers generally earn higher salaries than geologists. Both professions are currently in demand due to increased exploration for petroleum in the U.S. However, the energy sector is characterized by volatility, with employment opportunities fluctuating based on oil prices, leading to competition from experienced professionals who may have been laid off during downturns. There is also a viewpoint suggesting that geology may be a more sustainable choice for the future, as reliance on petroleum may decline with the development of alternative energy sources.