Nearly 18,000 architecture, engineering, and construction professionals from around the world attended this year's Greenbuild International Conference and Expo, held Nov. 14–16 in Chicago. Participants attended educational sessions, tours, workshops, and summits, and checked out the latest sustainable products and materials on the tradeshow floor, which hosted more than 550 manufacturers and exhibitors.

Here are seven highlights from the Greenbuild Expo:

Courtesy SagegreenlifeDuet Living Partition by Sagegreenlife
Designed in a collaboration with Gensler, the Duet Living Partition is an eye-catching, modular living wall system that uses a patented hydroponic (soil-free), non-decaying technology. Chicago-based Sagegreenlife alleges that specifying this product, for use indoors, helps "people feel better, experience the advantages of cleaner air, and be more productive at work." Measuring 69" tall and 52" wide, this double-sided divider can fit 240 tropical foliage plants and comes with a self-contained, re-circulating irrigation system.

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