A search is underway for award-winning climate journalist Alec Luhn, who went missing on a Norwegian glacier during a solo backpacking trip on Thursday.

Luhn's wife told CBS News he left for a hike on July 31 in Odda, in southwestern Norway, and shared his location.

She said her family wasn't worried, because he's an experienced outdoorsman. They expected he might not have cell service, but when he didn't show up for his flight back home to the U.K. on Monday night, his wife and family called the police.

His wife, Veronika Silchenko, said he sent a picture from his last known location in Odda, "and that was the last time I heard from him."

Alec Luhn Veronika Silchenko

Rescue operations have been ongoing, but have been hampered by some inclement weather.

His family wants to spread t

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