WITNESS LIST Environmental Regulation Committee January 9, 2002-10:00A Interim Studies On: Barbour, Hazel (Mobil Source Programs Manager, TNRCC) Culp, Charles (TAMU, Energy Systems Laboratory) Matthews, Tommy (Texas Aggregate & Concrete Association) Rogers, Erin (Lone Star Sierra Club) Saitas, Jeff (Executive Director, TNRCC) Vickery, Mark (Deputy Director, OCE, TNRCC) Yazandi, Bahman (Energy Systems Laboratory, Texas Engineering Experiment Station, Texas A&M university System)