A new landmark greeted mountaineers nearing the summit of Mount Everest this spring: a seven-foot-tall mast of scientific instruments bolted into the coarse shale of an outcropping known as Bishop Rock. It’s only about 130 vertical feet from the 29,032-foot summit, where one can look down the opposite side of the mountain, into China, and see another weather station about an equal distance from the top.

These installations are the highest outposts of two networks of automatic weather stations that stretch up Everest’s two popular routes. This being Everest, where controversy is no stranger, it wasn’t long before a quibble arose over bragging rights.…  Seguir leyendo »