“The architects used recycled industrial materials such as plastic, greenhouse fabric, and rubber tires to construct the air trees. And the structures aren’t only made of sustainable materials; each pavilion is itself sustainable as well. A crown of photovoltaic panels supplies energy for water fountains as well as power outlets for computers, concerts, and other activities. Excess electricity produced by the solar panels is sold to the municipality and pays for maintenance of the boulevard.”

For more information, read the article on Architizer.