With an 18,000 kilometer coastline, China has a unique opportunity to use its offshore wind farms for social good. Our Host James Chau looks at different facilities that are meeting demand for the huge population, but in a green and sustainable way. Windmills dotted in the water are a familiar sight in areas such as Jiangsu that are powering electricity with nature's blessing.

China's sinkholes are like nowhere else on earth and hold a wide diversity of possible new species and habitats. With the discovery and exploration of a new sinkhole this year, questions remain on how to best study and protect these places into the future.

Tanzania is a country in east Africa, that faces the Indian Ocean on one side, and a myriad of countries on the other. It's also where a teacher from China called Ya Ya is sharing her language, cuisine, and culture. It's a way of bringing young people closer together, but it also provides new skills that are matching them to jobs and opportunities. Our host James Chau tells us more.