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Biomass Energy

Energy generation from organic biological materials and agricultural waste

Fig. 28 · Charcoal kiln

The field

At a glance

Definition

Biomass energy is a renewable energy sector that converts organic materials into energy, providing a sustainable alternative to fossil fuels.

Field overview

The biomass energy sector has evolved significantly since its inception. Initially, biomass was primarily utilized for direct combustion for heating and cooking, representing one of humanity's oldest forms of energy production. Over the years, advancements in technology have expanded its applications, leading to the development of biogas, biofuels, and biomass power plants. Today, biomass energy is recognized for its potential to reduce greenhouse gas emissions, support energy independence, and provide rural economic development. Current trends include increasing investments in second and third-generation biofuels derived from waste materials, as well as innovations in biomass gasification and anaerobic digestion technologies. Looking forward, the biomass energy sector is expected to grow as governments commit to renewable energy targets and address climate change.

Technologies

Gasification converts solid biomass into syngas for power generation. Anaerobic digestion produces biogas from organic waste. Pyrolysis produces bio-oil and biochar from biomass. Combined heat and power (CHP) systems maximize energy utilization. BECCS combines bioenergy with carbon capture for negative emissions.

Applications

Agricultural waste anaerobic digestion produces biogas for grid injection. Forestry residue gasification generates electricity. Municipal waste incineration generates power while reducing landfill. Biomass CHP provides district heating and electricity simultaneously.

Market and funding

The global biomass energy market exceeded $130 billion in 2025. Biomass provides approximately 5% of global primary energy, making it the largest renewable energy source after hydropower.

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