Actual ground survey of the boundaries of protected areas and their buffer zones and management and management zones using the global positioning system (GPS) or other applicable survey instruments and technologies, with the intention of producing a map of the area.
SECAL Building, DENR Compound, Visayas Avenue, Diliman, Quezon City 1100
Tel. No. 8925-2344 | 8926-8074 | 8926-2689 Trunkline No. 8929-6626 local 2055 IP Phone Trunkline No. 8249-3367 | 8248-3367 local 1186 | 1184