They're mostly looking into it to help get the cost of shipping goods to remote communities down, but this bit at the end sounds so cool I want to write a novel about it:
Rodyniuk said airships could also bring mobile hospitals to communities in the North.
"A fully serviceable hospital can show up in a community and remain there before moving to another community," he said.
I wonder if it's time we revisit hydrogen airships. Use it both for lift and fuel, powering a electric engines via fuel cell. It would also allow remote communities to generate fuel on site.