Fuel Switch to Renewable Biomass 101

Did you know that switching from fossil fuels to renewable biomass could be the key to a more sustainable future? In this post, “Fuel Switch to Renewable Biomass 101” we cover everything you need to know about this crucial transition.

The Importance of Fuel Switching in Climate Change Mitigation

Fuel switching is a process that involves replacing non-renewable energy sources, such as fossil fuels and native firewood, with renewable and more sustainable sources. This concept is crucial in the current climate change mitigation scenario, as it contributes substantially to the reduction of greenhouse gas (GHG) emissions. 

According to the Intergovernmental Panel on Climate Change (IPCC), global CO2 emissions need to be reduced by around 45% by 2030, to limit global warming to 1.5°C. Adopting renewable energy sources, such as biomass, is one of the key strategies to get closer to this goal.

What is Renewable Biomass?

Renewable biomass consists of organic materials that can be used as energy sources. Common sources of biomass include agricultural waste (such as straw and rice husks, for example), wood waste (such as sawdust and chips), specific energy crops (such as sugar cane and bamboo), and organic municipal waste. 

Biomass is considered a potential low-carbon energy source, as the CO2 released during combustion can be partially compensated by the CO2 that plants absorb during their growth. However, it is important to ensure sustainable management practices so that this neutrality is effective, considering emissions throughout the life cycle, including harvesting, processing, and transportation of biomass.

Different Types of Biomass That Can Be Used for Fuel Switching
Different Types of Biomass That Can Be Used for Fuel Switching

Environmental Benefits of Fuel Switch to Renewable Biomass

Using these matrices, we can observe significant environmental benefits from this use compared to fossil fuels. 

The use of agricultural waste, for example, helps to reduce the amount of organic waste that would otherwise be discarded. 

Furthermore, biomass can be a sustainable solution when managed correctly, preventing deforestation and promoting the recovery and protection of degraded lands.

The Impact of Fossil Fuels on Climate and Air Quality

Carbon emissions from fossil fuels have a profound impact on climate change and air quality. Fossil fuels, such as coal, oil, and natural gas, are responsible for around 75% of global GHG emissions. 

The increase in these concentrations in the atmosphere intensifies the greenhouse effect, leading to several significant environmental consequences, such as the increase in the Earth’s average temperature, and the frequency and intensity of extreme weather events, such as hurricanes, droughts, heat waves, and floods, causing devastation. in communities and ecosystems, for example. 

Also, changes in temperature and precipitation patterns affect biodiversity, resulting in species displacement, habitat loss, and extinction. In addition to contributing to climate change, burning fossil fuels also releases pollutants that directly affect human health and the environment.

In 2023, global CO2 emissions reached a record 36.8 billion tons, highlighting the urgency with which this transition to renewable energy sources must occur. Replacing fossil fuels or native wood with renewable biomass can significantly reduce CO2 emissions and other air pollutants. 

A study carried out by the International Renewable Energy Agency (IRENA) indicates that the use of biomass for energy generation can reduce CO2 emissions by up to 90% compared to coal, for example.

Economic Benefits of Fuel Switch to Renewable Biomass

In terms of economic benefits, fuel switch to renewable biomass can provide long-term cost savings due to less dependence on volatile fossil fuels. 

In Brazil, especially in the Northeast, the biomass industry has considerable potential to generate jobs and encourage local economic development. According to the Brazilian Institute of Geography and Statistics (IBGE), the expansion of the use of biomass in the Northeast region could create thousands of direct and indirect jobs, especially in rural areas, where job opportunities are limited.

A notable example of success is the use of sugarcane waste, such as bagasse, in energy generation. In the Brazilian sugar and alcohol sector, cogeneration with sugarcane bagasse is a widely adopted practice, which not only provides energy for plants but also exports electricity to the national grid. 

The Sugarcane Industry Union (UNICA) reported that, in 2020, cogeneration from sugarcane bagasse contributed around 9% of Brazil’s total electricity, biomass that is used by some of our projects that adhered to this practice, certifying the replacement project using the methodologies regulated in the Voluntary Carbon Market.

Economic benefits also include diversification of income sources for farmers and rural communities since biomass production and supply create new market opportunities and strengthen the economic resilience of local communities.

Combustion Technology and Challenges of Biomass Conversion

Combustion is the simplest and most widely used technology to convert biomass into energy. In this process, biomass is burned to produce heat, which can be used directly in industrial processes or to generate electricity. 

The main advantage of combustion is its simplicity. This technology is well-understood and easy to implement, making it a popular choice for many applications. 

Furthermore, combustion can be used on different scales, from small domestic systems to large industrial plants. This allows the technology to be adapted to the specific needs of each project. 

The initial costs of installing biomass combustion systems are relatively low compared to other more complex technologies such as gasification and pyrolysis. 

This makes combustion an economically viable option for many businesses and communities looking to transition to renewable energy sources quickly.

However, biomass combustion also presents some challenges. Combustion energy efficiency can be relatively low, generally ranging between 20% and 35%. 

This means that a significant part of the energy contained in biomass is not converted into useful energy.

To overcome the challenges associated with biomass combustion, it is essential to invest in emissions control technologies. 

Furthermore, improving efficiency and optimizing processes can increase useful energy conversion. 

Government incentives and supporting policies can also facilitate these investments, making biomass combustion an even more viable and sustainable option for companies and communities.

Overcoming Challenges in Renewable Biomass Transition

The transition to the use of renewable biomass faces several common challenges. Firstly, high initial costs for installing infrastructure and biomass conversion technologies can be a significant obstacle. 

Supply logistics, which involves collecting, transporting, and storing biomass, can also be complex and costly, especially in rural and remote areas. 

For instance, public and business acceptance may be limited due to a lack of knowledge about renewable biomass’s environmental and economic benefits.

To overcome these challenges, several strategies can be implemented. Government incentive policies such as subsidies, tax credits, and financing programs can help reduce initial costs and make biomass projects more attractive.

The development of adequate infrastructure, including efficient transport and storage networks, is crucial to ensuring a continuous and economically viable supply of biomass. Public and business education also plays a vital role in promoting acceptance and support for biomass technologies. 

Awareness campaigns and training programs can inform environmental benefits, such as reduced carbon emissions, and economic benefits, such as job creation and stable energy prices. Furthermore, the collaboration between governments, companies, and communities is essential to create a favorable environment for the growth of renewable biomass energy, ensuring projects in this initiative.

Government Policies and Carbon Market Initiatives

Government policies and carbon market initiatives are key to encouraging the shift to renewable energy sources. 

Standards such as those developed by Verra, including the Verified Carbon Standard (VCS), provide robust frameworks for measuring, reporting, and verifying GHG emissions reductions, shaping quantification methodologies based on effectiveness in this trade-off. 

Renewable biomass projects can benefit financially by participating in carbon pricing schemes and carbon credits, thus further promoting sustainable practices in the industry.

Success Story: Kitambar Fuel Switch to Renewable Biomass Project

A success story is the replacement of native firewood with wood waste and other sources of biomass in the ceramics industry. 

The Kitambar project, developed by Sustainable Carbon, is an exemplary example of fuel switch to renewable biomass.

Located in the state of Pernambuco, the project replaced native firewood with wood waste briquettes, resulting in a significant reduction in carbon emissions. Kitambar not only improved the energy efficiency of ceramics but also promoted sustainable forest management practices, protecting local biodiversity. 

As a result, it promoted economic and social sustainability in the region, creating jobs and improving the quality of life of the local community. 

Thus, The success of the Kitambar project demonstrates the economic viability and environmental benefits of switching fuel, serving as a model for other industries and you can be part of this initiative by offsetting emissions with carbon credits from this project.

We will be available for your contact where we can present other success stories of our projects in this case.


IPCC. “Global Warming of 1.5°C. An IPCC Special Report.” (2018).

IEA. “Bioenergy: Sustainable Renewable Energy.” International Energy Agency (2023).

UNEP. “Emissions Gap Report 2022.” United Nations Environment Programme (2022).

Global Carbon Project. “Global Carbon Budget 2023.” (2023).

IBGE. “Emprego na Indústria de Biomassa no Nordeste.” Instituto Brasileiro de Geografia e Estatística (2023).

REN21. “Renewables 2023 Global Status Report.” Renewable Energy Policy Network for the 21st Century (2023).

FAO. “Sustainable Wood Energy.” Food and Agriculture Organization of the United Nations (2022).

Verra. “Verified Carbon Standard Program Guide.” (2023).

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