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 |

© Gerardo Segura Warnholtz  In Science magazine, earlier this year, researchers revealed that ancient forest peoples of the Amazon helped create much of the imposing forest landscape that the…

Gerardo Segura Warnholtz |

Source: Bertelsmann Stiftung Sustainable development was once thought of as primarily a concern for the poorer, so-called “developing” countries. Today, with industrial civilization spreading…

Craig James Willy |

In the climate negotiations under the United Nations framework, we are used to seeing geographical blocs and other blocs at loggerheads. The tension draws attention, but it isn’t the only story of…

Rachel Kyte |

Cities have always been the driving forces of world civilizations. What Niniveh was to the Assyrian civilization, Babylon was to the Babylonian civilization.  When Peter the Great, third in the…

Souleymane Coulibaly |

Only a very short time ago, we were drawing blank looks when we mentioned "natural capital accounting." This week at Rio, everyone is talking about it. Walls are plastered with flyers…

Rachel Kyte |

Read this post in Français, Español Taina Tagicakibau, permanent secretary for Fiji’s Environment Department, reaches out to a public audience during Rio +20 to explain the need for action to…

Rachel Kyte |

Students in Africa study with an LED lantern.

Florian Kitt |