Why is Composting Good for the Environment

Why is Composting Good for the Environment

Last Updated on August 29, 2023 by Krystine

Composting has become a buzzword as environmental awareness grows.

But what makes transforming food and yard waste into nutrient-rich soil so beneficial?

This article explores the varied ecological payoffs of composting.

Why is Composting Good for the Environment?

A person reaching in a compost pit
It’s important to make sure your compost pile receives enough oxygen so that it does not emit methane, a harmful greenhouse gas. Image Credit: CNN

Composting, either the traditional way or by using machines like Lomi, is beneficial for the environment because it reduces greenhouse gas emissions by diverting organic waste from landfills, enriches soils to support sustainable agriculture, decreases reliance on chemical fertilizers, and helps remediate contaminated soils and polluted runoff through natural processes.

Key Points

  • Composting lowers methane emissions by keeping organic matter out of oxygen-deprived landfills.
  • Nutrient-dense compost enhances soil health to support food production while avoiding chemical fertilizers.
  • Composting reduces waste sent to landfills and associated incineration pollution.

How Does Composting Combat Climate Change?

Composting fights climate change by:

Lowering Methane Emissions

Organic materials like food scraps produce the potent greenhouse gas methane as they decompose in oxygen-deprived landfills.

Composting avoids this.

Enabling Carbon Sequestration

Compost helps soils effectively absorb and retain carbon, removing it from the atmosphere where it traps heat.

Replacing Chemical Fertilizers

Compost reduces the need for synthetic fertilizers made from fossil fuels that drive climate change through intensive energy use.

Supporting Plants

Compost fosters plant growth. Plants absorb atmospheric carbon during photosynthesis.

Through these mechanisms, composting reduces greenhouse gas levels, mitigating climate change.

How Does Composting Conserve Resources?

Composting sustains resources in several ways:

Reducing Water Usage

Nutrient-dense compost helps soils retain moisture, decreasing agricultural watering needs by up to 30%.

Supporting Sustainable Agriculture

Compost replenishes soils, enhancing fertility to support food production while avoiding chemical fertilizer pollution.

Cutting Landfill Waste

Diverting organic waste from landfills eases the demand for additional landfill development that disrupts ecosystems.

Lowering Energy Consumption

Preventing organic matter decomposition in landfills reduces associated methane emissions, which are often flared off using fossil fuel-generated electricity.

Composting thus promotes agricultural and resource sustainability through natural processes.

How Does Composting Reduce Pollution?

Composting curtails pollution by:

Cleaning Contaminated Environments

Certain composting methods can bioremediate soils contaminated by toxins, capturing heavy metals and degrading hazardous chemicals.

Improving Soil Quality

Composting returns nutrients to the soil that maximize plant growth, reducing fertilizer runoff that pollutes nearby waterways.

Slashing Methane Emissions

Keeping organic waste out of landfills prevents considerable methane emissions as it decays anaerobically. Methane exacerbates air pollution.

Limiting Incineration

Composting lessens the need to incinerate landfill waste to save space, avoiding air pollution from burning trash.

In these ways, composting reduces contamination across landscapes and contributes to cleaner air and water.

How Can We Spread Composting Adoption?

Layers of compost
Compost also helps to build healthy soil, reduce runoff, control erosion, support local farms, and get you outdoors more often. Image Credit: Lomi

Expanding composting requires initiatives like:

Municipal collection programs allow residents to compost food scraps and yard waste alongside regular recycling.

Financial incentives through reduced waste collection fees for households that divert a percentage of their waste to composting.

Simple, inexpensive countertop composting systems and vermicomposting bins enable apartment dwellers to participate.

Information campaigns and composting workshops to educate the public on benefits and proper methods.

Large-scale composting facilities to handle institutional organic waste from schools, hospitals, and businesses.

With supportive infrastructure, financial motivation, and education, communities can reap composting’s many ecological rewards on a broader scale.

What Are 3 Reasons Composting Is Important?

There are several key reasons why composting organic waste is hugely important:

Composting diverts food scraps and yard waste from landfills, avoiding substantial methane emissions released as they decompose without oxygen.

Methane is a potent greenhouse gas driving climate change.

Using compost to fertilize soils enhances the soil’s ability to absorb and retain carbon from the atmosphere.

Composting thus aids climate change mitigation through carbon sequestration.

Compost introduces organic matter and nutrients back into the soil, reducing the need for synthetic chemical fertilizers that run off into waterways and pollute ecosystems.

Composting reduces the volume of waste local municipalities must send to landfills, saving landfill space and lowering waste management costs.

Overall, composting helps fight climate change, fosters sustainable agriculture, and reduces pollution through natural processes.

Why Is Composting Good For Climate Change?

Composting mitigates climate change in a few key ways:

It avoids the methane emissions that result from organic matter like food scraps and yard waste decomposing anaerobically in landfills.

Methane has a powerful warming effect.

Using compost improves soil’s ability to effectively absorb and retain atmospheric carbon in stable forms. This carbon sequestration helps counteract greenhouse gas emissions.

Compost reduces the need for synthetic fertilizers made using fossil fuel inputs that drive climate change through intensive energy consumption and CO2 emissions.

Compost fosters plant growth.

Plants then perform photosynthesis which absorbs carbon dioxide from the air as they grow.

What Are The Advantages Of Composting?

Key advantages of composting include:

Reduces greenhouse gas emissions by diverting organic waste from methane-releasing landfills

Enriches soils with organic matter to reduce the need for chemical fertilizers

Helps soils retain moisture and nutrients, reducing irrigation demands

Bioremediates contaminated soils by capturing heavy metals and degrading toxins

Significantly cuts the volume of waste sent to landfills, saving landfill space

Provides a free, natural fertilizer for gardens when produced at home

Closes the nutrient cycle by returning nutrients from waste back into the soil

Overall, composting provides climate, agricultural, economic, and waste management benefits by mimicking natural nutrient cycling processes.

Key Takeaways on Composting and the Environment

  • Composting reduces greenhouse gases, fosters carbon sequestration, and decreases reliance on chemical fertilizers.
  • It conserves water and land resources, supports sustainable agriculture, and cuts landfill waste.
  • Composting also curtails pollution by bioremediating soils, reducing toxic runoff, and limiting incineration needs.

Composting offers a simple yet transformative solution for mitigating climate change, conserving resources, minimizing waste, and cleaning the environment through natural processes. Unlocking its full potential brings us closer to circular sustainability.


How does composting help mitigate climate change?

Composting avoids methane emissions from organic matter decomposing anaerobically in landfills. It also helps soils absorb more carbon and reduces the need for fossil fuel-based synthetic fertilizers.

What are the soil benefits of using compost?

Compost improves soil fertility, texture, and water retention, reducing the need for irrigation. It also maximizes plant growth while preventing nutrient runoff pollution.

How can composting reduce toxins in the environment?

Certain composting methods can bioremediate contaminated soils by capturing heavy metals and degrading hazardous chemicals.

GreenChiCafe is passionate about the environment and our natural world.

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