Montreal Gazette: Lev Tarasov,who is intrigued by planet-altering meltdowns, has a novel “plumbing” inspection planned for July. A helicopter will drop him near a five-kilometre-long crevasse field on the Devon Ice Cap in the Canadian Arctic. He and his partner will set up camp and venture off to measure the icy chasms that produce the icebergs peeling off a glacier and crashing into Baffin Bay. Then they’ll trek to the coast and use an inflatable boat to study the meltwater pouring out from …