The tradition of nicknaming US states has made Florida the Sunshine State and Alaska the Last Frontier. But only one has given itself a second moniker, a move that matches its bold environmental vision.

Welcome to New Mexico, the Land of Enchantment – now also known as the Clean Energy State.

Since giving his state its new nickname four years ago, governor Bill Richardson has helped create at least 37 incentive programmes promoting green power.

From utility-bill discounts to a statewide renewable portfolio standard (RPS) for electricity, New Mexico's 2m residents are given every opportunity to weave clean energy into their daily lives. ... Read full article