Integrating solar power and rainwater harvesting in RDP houses could reduce monthly utility costs by over 30%.
The water-energy-food nexus approach shows that lower utility bills allow low-income families to increase food consumption by 22%.
South Africa has over 3.5 million RDP houses that present a massive, untapped opportunity for climate-resilient infrastructure.
Successful implementation requires a unified effort between the government, private sector, and financial institutions to scale these solutions.