From a NY Times item:"There's a kind of discomfort when you're a scientist and you see something that could have scientific value being carved up and destroyed," Haynes said. "But this is the trade-off," he added. "I see the businessman's arguments, too. Mammoths are already extinct and people need an economy." In addition, the Russian government examines the tusks to make sure none bearing disease, prehistoric human markings or other scientifically valuable elements are exported.