The Provincial Environment and Natural Resources Office (PENRO) was created in order to give aid to the Department of Environment and Natural Resources Office (DENR) in implementing forest management laws and formulating programs in order to protect and enhance the forestry in the provincial arena.
The office covers and takes charge in the whole jurisdiction of Zamboanga del Norte. Its office in Dipolog City is located at Sta. Isabel, Dipolog City and is under the supervision of Nelson Velasco.
The office originally was comprised of the former Bureau of Forest Development, Bureau of Lands, Bureau of Mines and GeoSciences as well as other offices whose functions is in relation with the environment and natural resources.
Pursuant to Executive Order no. 131, the above mentioned offices were integrated into the Department of Environment and Natural Resources thus creating a mandatory office under the Province that is tasked for the responsible conservation, management, exploration and extraction as well as in the management and development of the country's environment and natural resources.
Basically, PENRO Zamboanga del Norte originally housed three Community Environment and Natural Resources Offices or CENRO's under its administrative division. But in order to facilitate and accommodate various demands for improvement and to deliver services more effectively and efficiently, the PENRO expounded its CENRO divisions into four.
The four CENRO offices in Zamboanga del Norte are:
DENR-IX A1, CENRO-Dapitan City covering under its jurisdiction the 1st Congressional District of the province;
DENR-IX-A2, CENRO-Dipolog City covering under its jurisdiction the 2nd Congressional District;
DENR-IX-A3, CENRO-Liloy, ZN covering under its jurisdiction the 3rd Congressional District;
DENR-IX-A4, CENRO-Siocon, ZN covering under its jurisdiction the southernmost municipalities of the 3rd Congressional District.
Each divisions were under the supervision of the PENR officer. The PENRO Office housed bureaus which conduct Mines and GeoSciences, Environmental Management and Field Network Survey.
The Provincial Environment and Natural Resources Office also supports the national greening program of the President which in goal of maintaining clean and green environment for the public's welfare and health benefits through planting trees. Community Based Forest Management Agreement is also implemented to various government sectors in every city and barangay to achieve a sustainable forest management. Protected Areas Management were given due attention to help in preservation and conservation of the environmental resources.