South Africa's biggest electricity users are going green and clean in a multi-faceted, all-inclusive manner. National Assembly Speaker Nosiviwe Mapisa-Nqakula urge the Parliaments of the World to act swiftly to reduce climate change, the planet's biggest threat. The big Anglo American mining company is securing its own clean, green electricity - as is South Africa's major mineral sands mining company, Tronox. Sakina Kamwendo presents another Update From The Coal-Face with Martin Creamer, publishing editor of Engineering News and Mining Weekly.