Kathmandu, March 7 -- On April 12 last year, tonnes of ice mass moved downslope and buried three Sherpa guides. It was the season's first accident on the world's tallest peak-Everest. The bodies have yet to be recovered.

The spring climbing season last year was one of the deadliest, claiming 17 climbers on Everest. Six bodies, however, are yet to be found as most of them are buried under the snow.

As casualties on Everest continue to grow, the government has made it mandatory for climbers and guides aspiring to climb Everest to be strapped with a tracking chip or a GPS device.

"The new rule is in response to rising casualties on Everest. It will allow for a prompt search and rescue," said Rakesh Gurung, director at the Department of To...