According to Antipolo City Mayor Jun Ynares, the city government, together with the Department of Interior and Local Government , Department of Tourism , and other government agencies and environmental groups, launched the "Isang Puso, Isang Puno Ka-Sambayanihan Program" at the Mt. Purro Nature Reserve in Barangay Calawis.
The Ka-Sambayanihan project also targets to plant and grow five million trees, establish and strengthen linkages with people’s organizations, indigenous communities, local government units , Non-Government Organizations , and national government agencies such as DILG, Department of the Environment and Natural Resources , Department of Agriculture , and other pertinent organizations on Trees Project, sustainable livelihoods, and education on environment conservation practices.