![The Kendeda Building – Energy Petal The Kendeda Building – Energy Petal](;https://i.ytimg.com/vi/o6exN4WLpoU/maxresdefault.jpg)
The centerpiece of the Energy Petal may be the Living Building Challenge’s most straightforward requirement: “One hundred and five percent of the project’s energy needs must be supplied by on-site renewable energy on a net annual basis, without the use of on-site combustion.”
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