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South Africa's drought-stricken Cape Town told residents on Wednesday they would need to cut their daily water consumption by almost half from next month as authorities scramble to prevent the city running out of water as soon as in April.

South Africa, where gas and oil company, Sasol, has partnered with GE Power & Water to develop a new system for providing a high level of treatment for industrial wastewater that also recovers biogas for power generation. The new system, called Anaerobic Membrane Bioreactor Technology (AnMBR), is transferrable to other industries

Since 1994, the researchers have found increasing amounts of evidence suggesting that lion bones are starting to replace tiger bones in certain tonics and cure-alls. Records show the industry forming in fits and starts-a skeleton here, a live lion there. The real action, though, began in 2007, after the international community adopted stricter measures to protect tigers and other big cats in Asia. The following year, South Africa issued permits for the export of 50 lion skeletons. By 2011, that number had jumped to 573 skeletons.

Live Zero is part of a growing movement of "zero-waste" supermarkets that aim to end packaging waste by doing away with packaging altogether. The concept began in Europe more than a decade ago, and has since spread globally. There are now zero waste supermarkets from Brooklyn to Sicily to Malaysia to South Africa.

Cape Town, the crown jewel of South Africa's tourism industry, has 100 days before it runs out of water.