western hemisphere. n (often capitals). 1. (Physical Geography) that half of the globe containing the Americas, lying to the west of the Greenwich or another meridian. 2. (Physical Geography) the lands contained in this, esp the Americas.
Most generous salaries are offered by BHP Billiton, where the average salary for petroleum engineers is $163K per year, followed by Anadarko Petroleum Corp with salaries around 158K, and Schlumberger with paychecks of $138K.
Geological / Petroleum Technician Salary. A Geological / Petroleum Technician earns an average salary of $58,333 per year. Experience has a moderate effect on pay for this job. Most people move on to other jobs if they have more than 20 years' experience in this field.