Where We Work

Dr. Alsleben – California, Texas, Mexico 
Dr. Busbey – Texas 
Dr. Denne – Texas, Louisiana, Iowa, Gulf of Mexico 
Dr. Donovan – Oklahoma, Scotland 
Dr. Gebremichael – Central US, Egypt, Ethiopia, Qatar 
Dr. Harvey – Texas, Mississippi, Algeria 
Dr. Hanson – Africa, California, Oklahoma, Texas 
Dr. Holbrook – Missouri River valley in several states, Alberta, Texas, New Mexico, Kentucky, Mexico, Australia, South America 
Dr. Xie – Texas, Arkansas, Mississippi, Alabama, Kansas, Oklahoma, China, Venezuela, Trinidad-Barbados.