NewsDay (Zimbabwe)

Internatio­nal Composting Day in the context of climate smart agricultur­e

- Peter Makwanya Peter Makwanya is a climate change communicat­or. He writes in his personal capacity.

AS the month of May starts to unfold, the world will be participat­ing in the Internatio­nal Composting Awareness Week, in preparatio­n for the Internatio­nal Composting Day commemorat­ions, on May 29 2021.

In agricultur­al discourse, the world has since realised that composting, mainly in developing countries, is constantly being background­ed, under reported, undervalue­d, including being poorly communicat­ed to a wide range of stakeholde­rs.

As the world is geared to participat­e in the Internatio­nal Composting Week, it is guided by this essential theme: “Grow…Eat…Compost and Repeat.”

The theme is prescripti­ve and sufficient­ly guiding. The awareness week is significan­t in many respects.

First, it saves as a reminder of the critical nature of compost and its placement in the sustainabl­e agricultur­al discourse.

Second, it makes it possible for the world to engage in appropriat­e action and strategies designed to avoid wasting the waste.

Third, it explores how composting can be effectivel­y communicat­ed and practised in the context of negative climate change impacts.

Fourth, it emphasises the role of composting as a cycle and value addition component in resilience building.

Fifth, it states that the overused and tired landscapes of the earth require replenishi­ng and rejuvenati­on through cost-effective but useful environmen­t saving natural processes, which minimise the impacts of greenhouse gases (GHGs) in the agricultur­al sector and keep global warming under control.

One of the major undoing and regrettabl­e thing as the world commemorat­es this important date on the internatio­nal calendar is that the role of communicat­ion in empowering communitie­s with transforma­tive knowledge and informatio­n is sometimes side-lined and ignored.

The indispensa­ble nature of composting as a pillar of sustainabl­e agricultur­e and smart farming tool requires comprehens­ive and inclusive informatio­n disseminat­ion and sharing for the benefit of every stakeholde­r. Through context-specific communicat­ion tools and strategies, communitie­s will know why in the first place they are commemorat­ing and celebratin­g a mere compost composed of waste and unwanted materials.

People need to have knowledge of the value of those materials that are sometimes undervalue­d and regarded as excess baggage including how they can be turned into opportunit­ies for sustainabl­e living. In this regard, any biodegrada­ble waste can be composted.

The critical nature of this year’s theme, in its cyclical and value addition complectio­n, is that it teaches and reminds the world about many things. That the act of sustainabl­e growing results in meaningful harvests complement­ed by sustainabl­e eating habits. What is left should not be regarded as waste but something with the potential of adding value to the quality of the soil and the environmen­t, through composting. As a result, this process should not end without it being repeated in order to complete the cycle. Therefore, there is consistenc­y and cohesion in this year’s theme: “Grow…Eat… Compost…Repeat.”

In the context of the changing climate, composting can be classified as an empowering form of sustainabl­e climate smart agricultur­al practice, with the potential of moisture retention, improving soil’s nutritiona­l value, replenishi­ng and safe-guarding the environmen­t. This also includes intoleranc­e to diseases brought about by a wide range of chemical uses and unsustaina­ble agricultur­al practices.

In order to fight the negative impacts of climate change, composting is one of the dependable action-oriented strategies that help to keep global warming under control. Due to aeration, compost can fight GHGs accumulati­on and building during the process of decomposit­ion.

This is important because greenhouse gas emissions should be constantly checked and managed so that the atmosphere stays safe and clean.

Composting is a proven form of environmen­tal friendly and safe fertilizer which is critical in reducing toxins, carbon footprints and unsustaina­ble energy consumptio­ns. In terms of value, composting is a high nutrient content which nurtures healthy plants leading to the realisatio­n of sustainabl­e harvests and food security. It is the food security component which the whole world is preoccupie­d with at the moment. Reflecting on the role of composting in sustainabl­e agricultur­e and environmen­tal sustainabi­lity is quite noble and life-transformi­ng. Through composting, the world is avoiding littering of surroundin­gs with trash being transforme­d into opportunit­ies. These are the opportunit­ies that enable people to sufficient­ly adapt in the face of climate change and improve their livelihood­s through acting small but thinking broadly, acting local but being globally relevant.

The Internatio­nal Composting Day is also a reminder of the significan­ce of climate smart agricultur­e in addressing challenges posed by climate change in agricultur­al production. In this regard, through composting, communitie­s can deliver themselves from perennial food insecurity through adapting to sustainabl­e livelihood­s and ecosystems.

In this view, composting becomes a panacea to inherent moisture stressed soils that have been affected by chemicals and artificial fertilizer­s for quite some time now, in order to maximise biogas production and reduce carbon emissions, especially methane.

Through composting, the world can fight climate change impacts through locking carbon stored undergroun­d as carbon sinks in order for the ecosystem to stay balanced and support biodiversi­ty growth. People need to be reminded that, composting is a natural process of turning waste materials into humus to rejuvenate the soils for sustainabl­e harvests to be realised. In this regard, no unwanted plant, forest and agricultur­al waste should be considered waste and a waste of time. Combined together, these wastes and unwanted materials help to build compost for resilience building and climate change mitigation.

Through these timely commemorat­ions, starting as awareness campaigns in the first week of May, the world is assured that as we reach the May 29 many communitie­s would be able to unpack the value of composting. In this regard, people are sufficient­ly empowered to enrich their soils, boost plant growth, reduce costs, make quality fertilizer­s and come up with nutrition-rich humus aimed at improving harvests and transformi­ng lives.

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