Tina Roberts-Ashby

Tina Roberts-Ashby became the acting Assistant Director in August 2025. Prior to joining the BLM, she served as the Director for the U.S. Geological Survey (USGS) Geology, Energy & Minerals (GEM) Science Center, managing a team of scientists whose work focused on interdisciplinary research, assessments, and surveys of the origin, occurrence, distribution, quantity, and composition of oil, gas, coal, minerals, and associated deposits. Roberts-Ashby began her professional career as a geologist with the Florida Geological Survey in 2002, followed by 8 years in the environmental consulting industry working as a project manager and hydrogeologist in Florida and the Micronesia region. She joined the USGS in January 2011, working primarily on investigations and assessments of petroleum systems and carbon dioxide storage resources throughout the U.S., with a major research focus on the Gulf Coast and Florida.