A Marriage Between Solar and Forest: Japan Promotes Wooden PV Racking Systems

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In the midst of the rapid growth in its solar photovoltaic (PV) market, Japan is looking into its local resources — forests — to provide racking for PV systems. Several firms in Japan are turning domestic cypress or cedar trees into PV racks, which are traditionally made of metal such as aluminum and steel. A 150-kW PV system owner in Mie prefecture stated that it came naturally to choose wood as racking for environmentally friendly solar energy. The company used cedar wood, which was harvested locally.

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