The federal government says at least 32 Canadians are reported missing in an area spanning parts of Nepal and Tibet, an autonomous region in China, after devastating floods.

A series of flash floods has destroyed villages in parts of Nepal and Tibet, as experts say a falling glacier likely triggered a chain reaction of events that could get worse.

The number of Canadians missing in Nepal and the Tibet region after a series of catastrophic flash floods has climbed to 30 from 25 Wednesday, according to the federal government.