Sustainability Magazine January 2026 Issue 63 | Page 99

NET ZERO
Amazon’ s headquarters in Seattle
Mass timber and embodied carbon According to Amazon, the building is“ the first large-scale owner-occupied mass timber logistics facility in the United States”.
The construction utilised Southern Yellow Pine cross-laminated timber( CLT) panels, glulam beams and wood fibre insulation.
The use of mass timber in construction can significantly lower a building’ s embodied carbon compared to traditional materials like steel and concrete.
Beyond the structure, the site integrates permeable paving,“ lower carbon concrete”, high-efficiency outdoor lighting and a bio-retention pond for managing stormwater.
These site-wide features contribute to a holistic sustainability strategy, addressing water management, energy use and material science.
The building’ s clerestory windows, which line the delivery floor,“ bathe the interior in sunshine”, according to Amazon.

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PLANT SPECIES AT THE SITE
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