Le Costa Rica jouit d'une réputation mondiale pour sa politique exemplaire de conservation, y ayant consacré plus de 20 % de son territoire national sous forme de parc naturels, réserves biologiques et forestières. Cette ...

Situated between two oceans and two countries in Central America, the Rio San Juan is both a transisthmian route and a transborder region. As a corridor between the Caribbean and the Pacific, the river has attracted foreign ...

En una primera parte se puntualizan las características del medio natural, y el pasado histórico de la Región Norte. Los focos de penetración pionera y el papel de la navegación fluvial. Se escogió como punto de partida ...

This paper examines the implications of cash-cropping among small holder peasant farmers in a pioneer region of northern Peru. Farm level strategies of coffee cultivators are analyzed as adaptations to both a marginal ...