The next 1000 Buffalo City Metro-built RDP houses will be solar-powered. BCM mayor Alfred Mtsi was addressing a high-powered delegation from Germany’s Lower Saxony led by prime minister Stephan Weil and Oldenburg mayor Jurgen Krogmann at the launch of an exciting display of renewable energy systems set up at the BCM electricity department. Mtsi and the crowd of 30 politicians and officials were given a tour of the building in…