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21 February 2018 Photo pixabay
Water-wise expert says Is there a solution to pollution
Next time you want to throw something away, think twice. Look for ways to reuse, recycle, or repurpose.

Dr Cindé Greyling completed her PhD in Disaster Management with DiMTEC (Disaster Management Training and Education Centre for Africa) at the University of the Free State (UFS). Built on prior studies and years of communication experience, she opted to study ways in which to communicate drought mitigation information. Part of the mitigation process included saving water and reducing pollution.

A practical approach

“Look, we are all here now. And we need to eat, live, work, survive, and ultimately thrive using our planet’s resources,” she says. “But I think we’ve become so fixated on thriving, that we don’t consider survival anymore. Of course, some people do! There are wonderful projects around the world aiming at more responsible consuming, ranging from pre-loved baby clothes, to water harvesting for individual dwellings and larger compounds.” However, she understands that people may get so overwhelmed by the vast pollution problem that they consider any of their own efforts as insignificant. “That is not true. Every single bit of plastic (or cloth, glass, iron, etc.) that is recycled or repurposed, and does not end up in a landfill, makes a difference.” And here is why…

The tip of the iceberg
“Whatever you are holding in your hand and aiming for the bin is much larger than what you see. Take a piece of paper, for example. A tree was planted – the process involved fossil fuels, water, fertiliser, time, wages, administration, etc. And many years of that! Once it was felled, the resource usages continued, and expanded to processing plants, wholesalers, retailers, and then you – who also used resources to acquire that piece of paper. Do you see how large the wastage is? The same is true for food waste … that rotten tomato you forgot in the fridge is a grave loss.”

“Whatever you are holding in your hand,
aiming for the bin, is much larger what
you see.”


Little by little  

Fortunately, all is not lost. “Respect stuff,” Dr Greyling says, “it is as simple as that. To survive, we must take from the resources that the Earth provides. Because we became clever, we were able to alter these elements to make, from high-rise buildings to tiny technology. But we simply cannot keep on taking and taking without giving back Start with giving respect. Next time you want to throw something away, think twice. Look for ways to reuse, recycle, or repurpose. Consider that the denim you are wearing possibly used up to 10 000 litres of water to produce.”  

LISTEN: Dr Greyling elaborates on solutions for pollution

 

News Archive

Final lecture in Darwin series presented at the UFS
2010-02-23

At the lecture were, from the left: Prof. Terence McCarthy, Prof. Jo van As, Chairperson of the Darwin 200 Committee and Head of the Department of Zoology and Entomology at the UFS, Prof. Bruce Rubidge, Elsabe Brits, journalist at Die Burger and Esther van der Westhuizen, presenter on Groen.
Photo: Leonie Bolleurs


The University of the Free State (UFS), in collaboration with the Central University of Technology, Free State (CUT) and The National Museum in Bloemfontein recently hosted the final lecture on the Charles Darwin lecture series entitled “The story of life and survival”.

The lecture was presented by Prof. Bruce Rubidge, the Director of the Bernard Price Institute for Paleontological Research at Wits University and Prof. Terence McCarthy, a Professor of Mineral Geochemistry at Wits and Head of the Department of Geology. Proff. Rubidge and McCarthy are co-authors of the book The Story of Life on Earth.

Their lecture with the topic “Trends in evolution and their bearing on the future of humankind” dealt with the future of evolution. According to Prof. Rubidge, ninety-nine percent of the species that have ever lived are extinct. “We are living in a time of mass extinction. Fifty thousand species become extinct annually,” he said.

Prof. McCarthy discussed many factors that can result in mankind’s extinction today. The impact of climate change, big volcanic eruptions, a comet or asteroid hitting earth, tsunamis and the collapsing of sea islands are some of the factors Prof. McCarthy believes could cause great catastrophe’s on earth.

“We live on the brink of this all the time,” he said.

Prof. McCarthy also believes that we can avoid these catastrophes. By allowing only one child per family we can shrink the global population with 30% per generation. This is doable in a short time span,” he said.

Other ideas he had on saving mankind from getting extinct is to create extensive ecological reserves on land but especially in the ocean, to decentralise everything, to change to renewable energy, to recycle resources and to be vigilant in doing this.

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