Projects and Opportunities
View the following resources to learn more about existing anaerobic digestion projects and opportunities to expand biogas recovery projects across the United States and internationally.

The Livestock Anaerobic Digester Database provides basic information on anaerobic digesters on livestock farms in the United States. The information can be searched and filtered online, or downloaded in spreadsheet format for offline review.

Data and Trends
Explore national market data and trends related to biogas recovery systems, including:
- Potential for anaerobic digestion on livestock farms in the United States
- Anaerobic digester facts and trends
- Biogas facts and trends
- Environmental benefits
- Value of anaerobic digester biogas and coproducts
- State data and trends

AgSTAR's Market Opportunities for Biogas Recovery Systems at U.S. Livestock Facilities report assesses the market potential for biogas energy projects at swine and dairy farms in the United States, including details on the methodology and sample calculations.

Sector Summaries
AgSTAR provides an overview of sectors that can achieve environmental and economic benefits from anaerobic digestion of manure. These summaries give developers and farmers a snapshot of current manure management practices, current use of anaerobic digestion systems, and insight into project development trends.
- Anaerobic Digestion on Swine Farms
- Anaerobic Digestion on Dairy Farms
- Anaerobic Digestion on Poultry Farms
For more detailed information, review AgSTAR's Market Opportunities for Biogas Recovery Systems at U.S. Livestock Facilities report.

AgSTAR collaborates with the Global Methane Initiative (GMI) to promote biogas recovery technologies outside the United States. The GMI’s Biogas Subcommittee facilitates biogas recovery system development in the agricultural sector in countries around the world.

RNG can be produced from the degradation of manure and organic matter in an anaerobic digester system. RNG is different than fossil-based natural gas because it comes from renewable sources.