Volume 44 No. 1 – January to June 2018
What’s inside: 3  Ecotourism Tracking Tool Launched VS Environmental Degradation 4 Harnessing Energy from the Sun and Wind for a Dependable Power Supply in Luzon, Philippines 6 Sustainable Urbanization in the Course of ASEAN Economic Integration 8 The “Lungs of the Ocean’ Need to Breath 12 Sinkholes in Dominican-Mirador Hill, Baguio City, Philippines  16 What makes Puka Beach Iconic in Boracay
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