Biomass is considered a sustainable alternative to fossil fuels because it is a renewable resource and can help reduce greenhouse gas emissions when used properly.
Biomass energy refers to energy derived from organic matter, or biomass, such as plants and animals.
This renewable energy source can be used to produce electricity, heat, or biofuels.
Biomass is considered a sustainable alternative to fossil fuels because it is a renewable resource and can help reduce greenhouse gas emissions when used properly.
How it works:-
Biomass contains stored solar energy that plants capture through photosynthesis. When biomass is burned or decomposed, this stored energy is released.
This energy can be used in several ways: -
Direct combustion:-
Biomass, like wood or agricultural waste, can be burned to heat water, producing steam that drives turbines to generate electricity.
Biofuels:-
Biomass can be converted into liquid fuels like ethanol or biodiesel, which can be used in vehicles.
Anaerobic digestion:-
Organic waste, like animal manure, can be broken down by bacteria in the absence of oxygen to produce biogas, which can be burned for energy.
Examples of Biomass:-
Wood and wood waste
Agricultural residues (straw, corn stalks, etc.)
Animal waste
Energy crops (switchgrass, miscanthus, etc.)
Municipal solid waste (some components)
Benefits of Biomass Energy:-
Renewable:-
Biomass is a replenishable resource, as long as it is managed sustainably.
Reduced Greenhouse Gas Emissions:-
When biomass is burned, it releases carbon dioxide, but this is often considered part of a closed carbon cycle because the plants absorbed this carbon dioxide during their growth.
Waste Management:-
Biomass utilization can help manage organic waste and reduce landfill volume.
Energy Independence:-
Biomass can be produced locally, reducing reliance on imported fossil fuels.
Considerations:
Sustainability:-
It's crucial to manage biomass resources sustainably to avoid deforestation and ensure long-term availability.
Emissions:-
While considered carbon neutral in some contexts, biomass combustion can still produce other emissions like particulate matter.
Land Use:-
Large-scale biomass production can compete with food production and require significant land use.
The country aims to achieve 175 GW of renewable energy capacity by 2022, with biomass expected to contribute around 10 GW
MJF Lion ER YK Sharma
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