If you want to climb the world’s tallest mountain, Nepal wants to see your résumé first. Turns out experience matters and for Nepal it looks like 7,000 meters. In a bold move aimed at improving safety and reducing the deadly traffic jams on Mount Everest,

Nepal will issue Everest permits only to climbers with experience of scaling at least one of the Himalayan nation’s 7,000-meter (22,965 ft) peaks, according to the draft of a new law aimed at reducing overcrowding and improving safety.

An expedition is planning to take clients up the world's tallest mountain in record time with xenon gas. But some in the climbing and medical world worry it is an unnecessary gamble.