The Richtersveld Community Conservancy on the south border of the Richtersveld National Park in the Northern Cape Province of South Africa. Photo: John Hogg/World Bank  This week I was at the G7…

Karin Erika Kemper |

Also available in: Español - French - Arabic  Copyright: Sławomir Kowalewski [[tweetable]]Cooling and refrigeration are essential to increasing labor productivity[[/tweetable]], improving…

Karin Shepardson |