Earth Report travels to Singapore to look at a cheap, quick, clean and efficient public transport system, which has made the city run like clockwork. In Bukit Timah we follow a group of volunteers who are helping out the environment by planting trees. Singapore is becoming more and more dependent on migrant workers, we examine the problems this is causing and how they can be addressed.
Hands-on this week comes from Indonesia showing how wind pumps are making a big difference. Singapore is a regional hub for environmental technology, we follow one such project – an engineer whose air conditioning systems cuts energy use by 80%.