Composite siding made from recycled materials. The new Environmental Nature Center building in Newport Beach, California is the first LEED (The Leadership in Energy and Environmental Design) Platinum building in Orange County and the 11th in California. The building design incorporates many sustainable features like photovoltaic roof, composite wood products, renewable materials, water efficient fixtures, natural ventilation and many others. Shown here is a close-up of the building's composite siding made from wood by-products and recycled plastic but looks like wood.