Water supply; sewerage, waste management and remediation activities

FeCycle

This technology offers an innovative and eco-friendly method for producing ferric chloride (FeCl₃), a commonly used coagulant in water purification, by recovering Fe(III) from acid mine drainage (AMD). AMD is a significant pollutant generated by mining activities and typically contains high levels...

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Ifalethu Waste Management Pty Ltd

Our business addresses the often-overlooked challenge of organic waste management in townships. While recyclable materials such as paper, glass, tins, and plastics are commonly collected, large volumes of organic waste are left behind and end up in landfills.

Our mission is to collect and compost this organic waste, transforming it into nutrient-rich soil. Through this process, we aim to reduce landfill waste, create local employment opportunities, and promote sustainable environmental and community development.

Extraction of Cannabinoids from Plant Waxes

The Department of Chemical Engineering at Stellenbosch University has developed a novel solvent-based process for extracting cannabinoids directly from plant-wax waste streams generated during industrial processing. The method uses a simple but effective combination of two immiscible solvents, one...

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Coating of Material with Biosurfactant Compounds

Biosurfactants produced by Pseudomonas aeruginosa SB24 (rhamnolipid congeners), Bacillus amyloliquefaciens ST34 (surfactin and bacillomycin L analogues and homologues) and pigmented (P1) and non-pigmented (NP1) Serratia marcescens strains (serratamolide and glucosamine derivative homologues) were...

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Embassy Lecture: Intraseasonal Climate Variability and Its Impact on Society – South Africa and the Czech Republic in Partnership

The Embassy Lecture “Intraseasonal Climate Variability and Its Impact on Society: South Africa and the Czech Republic in Partnership” is an interactive online session fostering international scientific collaboration to address urgent climate and sustainability challenges. This virtual event brings...

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Roundtable on Localisation in the South African Water and Sanitation Sector (Webinar)

Join leading experts and stakeholders for the “Roundtable on Localisation in the South African Water and Sanitation Sector” a pivotal online event addressing the essential role of localisation in one of South Africa’s most critical sectors. The water and sanitation industry not only underpins public...

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Drusita Pty Ltd

Founded in 2025, Drusita Pty Ltd is a Black woman–owned South African plumbing company dedicated to delivering high-quality, reliable, and cost-effective plumbing solutions. With established branches in Gauteng and Mpumalanga, we proudly serve clients nationwide across residential, commercial, industrial, and government sectors.

Call for Proposals on Climate Change and Health: Small Grants of up to $70,000 (CHINNOVA Project)

Overview of your opportunity

The Climate Change and Health Innovation Hub for West and Central Africa (CHINNOVA) is inviting proposals for its first Small Grants Call, dedicated to advancing locally led, interdisciplinary research and innovation aimed at tackling urgent climate-related health challenges across West and Central Africa.

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D-Prize Challenges Global Competition (Startup grants up to $20,000)

Overview of your opportunity

D-Prize is an annual global competition dedicated to combating extreme poverty by catalyzing the launch of new social impact organizations. With a vision to make proven, high-impact poverty solutions universally accessible, D-Prize awards startup grants of up to $20,000 to bold entrepreneurs and teams who design, pilot, and scale solutions that address some of the world’s most urgent development needs.

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Global Sustainability Challenge

Overview of your opportunity

The Global Sustainability Challenge is a prestigious annual competition open to university students worldwide including those from South Africa inviting bold, tangible solutions to sustainability challenges. Backed by Stanford Doerr School of Sustainability, SEforALL, and a network of global partners, the challenge empowers student teams to address pressing issues under two transformative pillars: Sustainable Energy and Adaptation & Resilience.

Participants move through three high-impact phases:

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