Best of the West: Montana's mussel emergency, Arizona lands electric vehicle factory, western Christmas trees

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The Western Governors' Association keeps you updated on news of the West. Here are western stories for the week starting Dec. 5, 2016, that you don't want to miss:

zebramusZebra MusselsMussels emergency: Gov. Steve Bullock has signed an executive order declaring the "invasion" of Montana waterways by zebra and quagga mussels an environmental emergency.

Electric Vehicles: Tesla competitor Lucid Motors has picked Arizona as the site for its $700 million electric vehicle factory, expected to employ 2000 workers.

'Tis The Season: Meet the person who picks out the Capitol Christmas tree from national forests (this year it's from Payette National Forest in Idaho). Did you know that Oregon is the biggest producer and exporter of Christmas trees of any state in the nation?

Avalanche Droids: Wyoming is deploying R2-D2 droids to spark explosions that provoke snow avalanches.

Tech Giants: Amazon has opened a checkout-free convenience store in Seattle -- shoppers just pick up what they need and payment is automated. Google announced that its data centers will run entirely on renewable energy in 2017.

See last week's Best of the West.

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