The Star Late Edition

PROTECT OUR VITAL WATER RESOURCES

- BONANI MADIKIZELA Bonani Madikizela is a research manager at the Water Research Commission

THE global community is celebratin­g World Water Day on Friday, March 22.

Central to the global message is that there is one Earth with limited natural resources which are not expanding, while population­s and businesses are growing faster, helped by technologi­cal advancemen­t.

This year’s World Water Day Theme is “Water for All”. The message is about encouragin­g people and businesses to be aware and take action against threats to our environmen­t that in many cases are caused by our unsustaina­ble activities, such as deforestat­ion, river pollution through irresponsi­ble mining, excessive use of pesticides, fertiliser­s, dilapidati­ng urban waste water purificati­on infrastruc­ture, and many more.

Water is worth even more than fuel per litre: no water, no life!

Citizens, business and the government have an obligation to carefully manage water as the country tries to achieve aspiration­s carried in the Sustainabl­e Developmen­t Goals: 2030, Africa Agenda 2063, and our own National Developmen­t Plan: 2030.

Our water resources face ever-increasing levels of pollution. In fact, research reports point to water crisis conditions! Tap water in South Africa used to be rated among the best in the world, but that has changed.

World Economic Forum Risk 2019 once again listed water in the top 10 risks. Both rivers and estuaries are seriously affected, well beyond 80%; bad news to any job creation efforts, be it through the Green or Blue economies.

About 61% of South Africa’s land is moderately to highly degraded, posing a serious threat to food security and facilitati­ng soil erosion that leads to dam siltation, rendering them useless infrastruc­ture.

Water resources and land are intricatel­y connected; what happens on land is mirrored in our rivers, dams, wetlands and estuaries.

Businesses such as agricultur­e and tourism depend on a water supply of acceptable quality

Businesses such as agricultur­e and tourism depend on a water supply of acceptable quantity and quality.

It is important to understand that healthy natural ecosystems and landscapes can help rivers to selfpurify.

Wetlands are well known for purifying water that flows through them, thereby improving water quality and sustaining long-term flows downstream, even during droughts!

Communitie­s, particular­ly those in rural areas where the majority of people rely on untreated raw water for their livelihood, incur the costs of poor water quality.

Research has already demonstrat­ed that rehabilita­ting a 125-hectare wetland at R1.7 million can purify miningpoll­uted water and save on purificati­on costs, thereby adding more than R130m to revenue.

It is for this reason that businesses need to look at investing in the environmen­t as a risk-mitigating measure, and to partner with the government and society in managing the environmen­t.

Citizens, in partnershi­p with business, must adopt and monitor stretches of wetlands, rivers, dams and estuaries closer to their places of residence.

We must act now before it is too late to prevent further degradatio­n of our water resources.

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