The National·Video

Explaining the global helium shortage

Helium is the second most abundant element in the universe. Here on Earth, supplies are shrinking and prices skyrocketing. But the problem runs far deeper than that, as CBC's Aaron Saltzman explains.
Helium is the second most abundant element in the universe. Here on Earth, supplies are shrinking and prices skyrocketing. But the problem runs far deeper than that, as CBC's Aaron Saltzman explains. 2:33