https://drexel.edu/coas/news-events/news/2011/September/Biowall-of-Plants-a-Living-Laboratory-for-Air-Quality-Research/
Biowall A Living Laboratory for Air Quality Research | CoAS | Drexel University
air quality researchliving laboratory
https://www.purdue.edu/newsroom/archive/releases/2014/Q2/purdue-students-win-top-research-award-for-biowall-concept.html
Purdue students win top research award for 'Biowall' concept - Purdue University
A Purdue University student team has won a national contest for designing a 'Biowall' of living plants integrated into a building's heating and ventilation...
research awardpurduestudentswintop
https://open.library.ubc.ca/soa/cIRcle/collections/undergraduateresearch/18861/items/1.0108438
An investigation into implementing biowall in the new SUB project - UBC Library Open Collections
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