Conservation fever isn’t just sweeping Africa. The Economist:
Recreating America’s version of Africa’s Serengeti means thinking big. A sustainable ecosystem needs to be able to cope with fires, disease and icing over of parts of the ground in the winter. But such a reserve would be of international significance. Grasslands, which are economically valuable as farmland, are enormously underrepresented in nature reserves in America and worldwide. Temperate grasslands have the lowest level of protection of the world’s 14 recognised “biomes”, or habitats.