CAGAYAN DE ORO. Cagayan de Oro City Mayor Oscar Moreno (left) tries the "eco-bricks" as a ceremonial gesture in the launching of the Eco-Brick Hub on Tuesday, March 19, which is said to be the first in Mindanao. The City Government has partnered with Nestlé Philippines. The hub is located at the former landfill, Zayas, Barangay Carmen. The eco-bricks are reusable construction materials made from clean and dry used plastics. (PJ Orias)