Advanced Biogas Technologies

Detailed overview of innovation with sample startups and prominent university research

What it is

Advanced biogas technologies refer to innovative approaches and technologies that improve the efficiency and effectiveness of biogas production and utilization. These technologies aim to increase biogas yields, enhance biogas quality, and expand the applications of biogas as a renewable energy source.

Impact on climate action

Advanced Biogas Technologies within Biomass for Heating & Power bolster climate action by converting organic waste into renewable energy. By capturing methane emissions from biomass decomposition, these innovations mitigate greenhouse gas emissions, reduce reliance on fossil fuels, and promote sustainable energy production, contributing to carbon emissions reduction and climate resilience.


  • Anaerobic Digestion: Anaerobic digestion is the process by which microorganisms break down organic matter in the absence of oxygen, producing biogas (methane and carbon dioxide).
  • Feedstock Optimization: Advanced technologies can optimize feedstock composition and pre-treatment methods to increase biogas yields and improve biogas quality.
  • Biogas Upgrading: Biogas can be upgraded to biomethane, which has a higher methane content and can be used as a direct substitute for natural gas.
  • Biogas Utilization Technologies: Biogas can be used for various applications, including electricity generation, heat production, and transportation fuel. Advanced technologies are expanding the range of applications for biogas.

TRL : 6-8 (depending on the specific technology)

Prominent Innovation themes

  • Advanced Anaerobic Digestion Systems: Innovations in reactor design, process control, and microbial communities are improving the efficiency and yields of anaerobic digestion processes.
  • Biogas Upgrading Technologies: New technologies, such as membrane separation and pressure swing adsorption, are making biogas upgrading more efficient and cost-effective.
  • Biogas-to-Hydrogen Production: Technologies are being developed to convert biogas into hydrogen, offering a renewable pathway to green hydrogen production.
  • Biogas-Powered Fuel Cells: Biogas can be used to power fuel cells, generating electricity with lower emissions compared to traditional combustion engines.
  • Biogas Injection into Natural Gas Grids: Biomethane can be injected into natural gas grids, providing a renewable alternative to fossil natural gas.

Other Innovation Subthemes

  • Enhanced Anaerobic Digestion Systems
  • Precision Feedstock Management
  • Next-Gen Biogas Upgrading
  • Biogas-to-Biomethane Conversion
  • Fuel Cell Integration with Biogas Production
  • Breakthrough Microbial Communities
  • Innovative Membrane Separation
  • High-Efficiency Pressure Swing Adsorption
  • Hydrogen from Biogas
  • Cutting-Edge Biogas Reactor Design
  • Advancements in Biogas Process Control
  • Novel Biogas Utilization Techniques

Sample Global Startups and Companies

    • Technology Enhancement: WAGA ENERGY specializes in transforming landfill gas into renewable natural gas (RNG) using innovative purification technology. Their process involves capturing methane emissions from landfills and purifying the gas to produce high-quality RNG suitable for injection into the natural gas grid or use as a vehicle fuel. WAGA ENERGY’s technology enhances the efficiency and environmental benefits of biogas utilization, reducing greenhouse gas emissions and promoting circular economy principles.
    • Uniqueness of the Startup: WAGA ENERGY stands out for its focus on landfill gas valorization and its patented purification technology. Their solution enables the conversion of methane emissions, a potent greenhouse gas, into a valuable renewable energy resource, contributing to climate change mitigation and sustainable waste management.
    • End-User Segments Addressing: WAGA ENERGY serves landfill operators, waste management companies, and energy utilities seeking to reduce methane emissions and produce renewable energy from landfills. Their advanced biogas technology enables stakeholders to monetize methane emissions, comply with environmental regulations, and meet renewable energy targets.
  • Bright Biomethane:
    • Technology Enhancement: Bright Biomethane specializes in biogas upgrading systems for the production of biomethane, a renewable natural gas with high methane content. Their technology utilizes membrane separation or pressure swing adsorption (PSA) processes to remove impurities from biogas, resulting in purified biomethane suitable for injection into the gas grid, use as a vehicle fuel, or onsite energy generation. Bright Biomethane’s systems offer cost-effective and efficient solutions for biogas utilization and renewable energy production.
    • Uniqueness of the Startup: Bright Biomethane stands out for its expertise in biogas upgrading technology and its focus on modular and scalable solutions. Their systems are designed to accommodate various feedstock types and biogas compositions, enabling flexible and decentralized biomethane production for agricultural, industrial, and municipal applications.
    • End-User Segments Addressing: Bright Biomethane serves biogas plant operators, agricultural producers, and industrial facilities seeking to upgrade biogas to biomethane for energy use and grid injection. Their biogas upgrading systems provide an environmentally friendly alternative to fossil fuels, reduce greenhouse gas emissions, and support the transition to a low-carbon energy system.
  • HomeBiogas:
    • Technology Enhancement: HomeBiogas offers compact anaerobic digesters for household-scale biogas production from organic waste. Their systems utilize natural fermentation processes to convert food scraps, kitchen waste, and animal manure into biogas and organic fertilizer. HomeBiogas’ technology enables homeowners to generate clean cooking gas and nutrient-rich compost onsite, reducing organic waste disposal and dependency on fossil fuels.
    • Uniqueness of the Startup: HomeBiogas stands out for its focus on decentralized and user-friendly biogas solutions for residential use. Their compact digesters are easy to install and operate, making them accessible to households worldwide. By empowering individuals to produce their own biogas and fertilizer, HomeBiogas promotes sustainability, self-sufficiency, and circular economy principles at the grassroots level.
    • End-User Segments Addressing: HomeBiogas serves homeowners, eco-villages, and off-grid communities seeking sustainable and off-grid energy solutions. Their anaerobic digesters provide an alternative to traditional cooking fuels such as firewood, charcoal, or propane, reducing indoor air pollution, deforestation, and reliance on non-renewable resources.

Sample Research At Top-Tier Universities

  • University of California, Davis:
    • Research Focus: UC Davis is engaged in cutting-edge research on Advanced Biogas Technologies, focusing on developing novel processes, reactor designs, and microbial consortia for enhancing biogas production, purification, and utilization from various organic feedstocks.
    • Uniqueness: Their research encompasses the optimization of anaerobic digestion conditions, co-digestion strategies, and biorefinery concepts to maximize methane yields, energy efficiency, and resource recovery from biomass, agricultural residues, and organic waste streams. They also investigate biogas upgrading techniques, membrane technologies, and gas storage solutions for enhancing biogas quality, grid injection, and renewable natural gas (RNG) utilization.
    • End-use Applications: The outcomes of their work have applications in renewable heat and power generation, vehicle fuel production, and distributed energy systems. By advancing biogas technologies, UC Davis’s research contributes to decarbonizing the heating sector, reducing methane emissions, and promoting sustainable waste management practices.
  • Wageningen University & Research:
    • Research Focus: Wageningen University & Research conducts pioneering research on Advanced Biogas Technologies, leveraging its expertise in microbiology, bioprocess engineering, and environmental science to develop innovative solutions for biogas production, valorization, and utilization in circular bioeconomy systems.
    • Uniqueness: Their research involves exploring microbial communities, enzyme kinetics, and metabolic pathways involved in anaerobic digestion processes to optimize biogas yields, substrate flexibility, and process stability. They also investigate co-digestion strategies with algae, lignocellulosic biomass, and agricultural residues to enhance biogas quality, nutrient recycling, and biofertilizer production.
    • End-use Applications: The outcomes of their work find applications in decentralized biogas plants, agricultural biorefineries, and sustainable energy clusters. By advancing biogas technologies, Wageningen’s research supports the transition to a circular bioeconomy, where organic wastes are converted into renewable energy, bioproducts, and soil amendments, contributing to resource efficiency and environmental sustainability.
  • Technical University of Denmark (DTU):
    • Research Focus: DTU is at the forefront of research on Advanced Biogas Technologies, focusing on developing innovative reactor designs, process control strategies, and biorefinery concepts for improving biogas production efficiency, flexibility, and valorization potential.
    • Uniqueness: Their research encompasses the development of high-rate anaerobic digestion systems, microbial electrochemical technologies, and bioenergy hybrids for integrating biogas production with wastewater treatment, carbon capture, and nutrient recovery processes. They also explore novel biogas upgrading techniques, biomethane liquefaction technologies, and hydrogen co-production pathways for enhancing biogas utilization, grid injection, and energy storage options.
    • End-use Applications: The outcomes of their work have applications in urban biowaste management, industrial symbiosis, and renewable energy integration. By advancing biogas technologies, DTU’s research contributes to achieving energy self-sufficiency, reducing greenhouse gas emissions, and fostering circular economy principles in the bioenergy sector.

commercial_img Commercial Implementation

Advanced biogas technologies are being implemented in commercial-scale projects around the world. For example, WAGA ENERGY has deployed its landfill gas upgrading technology in several countries, while Bright Biomethane has installed biogas upgrading systems in various agricultural and industrial settings.