Devereux introduces you to both onshore and offshore drilling operations and technology by covering the entire drilling process from basic geology to drilling operations. Contents: Drilling geology Oil and gas generation, migration, and reservoirs Planning and drilling an exploration well on land Planning and drilling a development well offshore Rig selection and rig equipment Drill bits Drilling fluids Directional and horizontal drilling Casting and cementing Evaluation Well control Managing drilling operations Drilling problems and solutions Safety and environmental issues.