The pair were climbing Whitehorn Mountain in British Columbia.
A team has used scars in tree rings to track avalanches.
During training on mountain warfare and cold weather operations in Vermont, six U.S. Army soldiers were caught up in an avalanche.
Winter is coming and Russia's scientists are getting loaded guns to fight deadly snowslides.
Russ Kurth, 63, was pronounced dead at a local hospital.
Search and rescue teams are still looking for a couple who disappeared over the weekend.
A 14-year-old, a 16-year-old and a Ukrainian adult skier were killed on a closed slope.
The avalanche was triggered by the 7.9-magnitude earthquake that has left thousands dead in Nepal.
The government vowed safety improvements after dozens die last year, but tour operators say the measures aren’t enough.