The USDA Forest Service intends to award a sole-source firm-fixed-price contract to LI-COR for the procurement of an IRGA (Carbon analyzer) and Biomet system, valued at $69,957.00. This equipment is essential for a long-term study conducted by the Eastern Forest Environmental Threat Assessment Center, focusing on the effects of prescribed fires on water quantity, quality, and carbon in North Carolina's Piedmont region. The acquisition supports critical research and management practices related to natural resource protection, with specific technical requirements for CO2 and H2O measurements. Interested parties must respond in writing by December 14, 2025, at 11:59 PM EST, to the primary contacts Heather Harkley and Nestor Rivera Gonzalez via their provided email addresses.