encourages

5 min read WHEN PEOPLE THINK of diet, a lineup of boring salads and small portions might come to mind. The volumetrics diet is different. This eating plan does the opposite: encouraging people to eat high amounts of foods with the goal of filling their stomach. Eating as much as you want might sound like

On Saturday, Clean City South Africa introduced the Adopt a Street Volunteers Network programme to residents of the Johannesburg inner city. A programme, which encourages Johannesburg residents to clean their streets, has been launched in Hillbrow.The programme rewards ongoing participation with grocery and airtime vouchers.Clean City South Africa CEO Dalu Cele is hopeful the programme…

By Michael Marshall Swarm of migratory locusts (Locusta migratoria) near Isalo National Park, Madagascar, in August 2013Nature Picture Library / Alamy A chemical released by locusts turns out to encourage them to swarm. The discovery could help us control the insects, which can destroy swathes of crops. Locusts normally live solitary lives, but sometimes they…