Time Magazine: The threats to wildlife on the African island of Madagascar are manifold: rampant deforestation that has stripped most of the island of its original forest cover, leaving a wasteland; a human population that is growing at 3% a year, straining natural resources and hunting animals for food, especially Madagascar’s emblematic lemurs; extractive industry, including a nickel mine not far from a national park that could become the world’s biggest. There’s another danger that’s invisible, …