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PHOTOS: Innovations on sustainability by Duke Energy, Charlotte startups and others on display at 'Tech Lemonade' event

John Downey
PHOTOS: Innovations on sustainability by Duke Energy, Charlotte startups and others on display at 'Tech Lemonade' event

The event included rapid-fire presentations from Duke Energy, The Rocky Mountain Institute and the Centralina Council of Governments as well as pitches from some of the startups currently participating in Charlotte's Joules Accelerator program.