Proterra may refer to:
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Proterra (earthen architecture project) Proterra is an Ibero American organization promoting earthen architecture. It was initially founded as a four-year project of CYTED in 2001,Terra 2008 The 10th International Conference but continued to become a UNESCO WHEAP partner in 2012.
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, a project partner of the UNESCO World Heritage Earthen Architecture Programme
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Proterra (Brazil), Brazilian government rural poverty and land redistribution initiative of the 1970s
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Proterra, Inc., a company making electric vehicles
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''Proterra'', an album by the band Runrig
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