Climate Change Impact to Coastal Sub-Urban Community: Adaptation Strategies Employed

engr. benedict b. banquil

University of San Jose Recoletos College of Engineering City Impact of Climate Change

 Increase in Average Global Temperature  Sea Level Rise  Changes in Precipitation Patterns  Climate Variability  Extreme Weather Events  Water Availability

usjr.edu.ph The Philippine is highly vulnerable to Climate Change.

70% of the Philippine’s 1500 municipalities is located at the coastal areas. These communities are not only vulnerable to sea level rise but also floods. High risk of natural disaster such as typhoons, rainfall change and drought

usjr.edu.ph Increase in Precipitation

Source: Rex Victor Cruz

usjr.edu.ph Rainfall Change

Rainfall increases over Visayas!

usjr.edu.ph Temperature and Rainfall Change

Source: Rex Victor Cruz

usjr.edu.ph Increasing Typhoons

Number has been increasing it sizes over Western Pacific In RP, increase is most significant in Visayas!

usjr.edu.ph Extreme Events: Super Typhoon

Super Typhoon Nida, 2004

usjr.edu.ph It is inevitable that there are flooding in most lowland communities!

usjr.edu.ph Adaptation Strategy of the Community

 Community: Tulay, Minglanilla, Cebu Minglanilla is a 1st class municipality in the province of Cebu, . Based from 2007 census, it has a population of 101,585 people. Minglanilla is part of a metropolitan area known as . Minglanilla is administratively subdivided into 19 barangays –Brgy. Tulay is one of them.

usjr.edu.ph Geography and Climate

 Minglanilla is located approximately 15 km south of . It is bounded on the southwest by Naga City, Cebu; on the northwest by Toledo City; on the northeast by Talisay City; and on the southeast by the Strait. It has a land area of approximately 15.6 km².  The municipality falls under the third type of climate or rainfall condition. It is characterized by a short dry season lasting from one to six months. There is no pronounced maximum rain period. The town is placed under the tropical rainforest type of world climate which has a uniform high temperature and heavy precipitation distribution throughout the year.

usjr.edu.ph Location Map

Source:http://ceb.wikipedia.o rg/wiki/Minglanilla,_Sugbo usjr.edu.ph Community

Springwood Subdivision has started its land development and housing construction in 1993 The subdivision is divided into three phase It is formerly a farm It is located in a floodplain It is less than 400 meters from the coast There are more than 100 household living in the subdivision and more outside the subdivision When the subdivision was constructed, no one was aware that it is located in the floodplain Most of the houses floor level were constructed just halfstep higher than the curb level The community has very good drainage system

usjr.edu.ph Municipality of Minglanilla

Source: Google Earth

usjr.edu.ph usjr.edu.ph Typical Floor Level

usjr.edu.ph Dry Creek

usjr.edu.ph usjr.edu.ph Springwood Subd., Minglanilla

usjr.edu.ph Drainage System/Catch Basin

usjr.edu.ph Option

Inspite of the bypass drainage, the runoff water still floods the community

Typical Options of the Community  Resale the houses  Structural Changes  Increase the floor elevation (new construction)  Abandon our houses (P230K – 1994 Level)

usjr.edu.ph usjr.edu.ph usjr.edu.ph Outside the Subdivision

usjr.edu.ph Newly Constructed House

usjr.edu.ph Seaside

usjr.edu.ph Conclusion

 Climate Change impacts the lives of the community  Increasing precipitation and extreme weather increases the incidence of flooding  Some community dwellers has been caught unaware of the risk in their area until flooding comes  The adaption strategies employed by the (i.e., flooding in particular) community dwellers includes abandon their houses, sold their houses, do some structural changes, or increase elevation of the floor.

usjr.edu.ph Salamat

University of San Jose Recoletos College of Engineering Cebu City