agriculture and in turn mitigate vulnerability to food insecurity. On the other hand, this could be countered
by cost of fertilizer which lowers agricultural income (-1.22) but can be compensated by expenditure on
farm to market roads (0.02).
Effects of climate shocks on the likelihood of being food insecure
The models also consistently indicate that increasing crop farming income effect decrease in vulnerability.
Hence, higher rainfall or unstable rainfall, extremely cold, or extremely hot temperature may lead to higher
vulnerability of having malnourished children. This is the basis of vulnerability of the households to food
insecurity in the future.
The expected changes in climate variables, specifically rainfall and temperature effect varying changes in
vulnerability of households to food insecurity. Table 12 shows that Benguet, Camarines Sur, Camiguin,
Surigao del Norte, Surigao del Sur, Sarangani will likely have more households to be food insecure
compared to their present food insecurity figure based on the rainfall model. In the case of the temperature
model, there are more provinces that will have their households experience more vulnerability. Only
Agusan Del Norte, Camiguin, Northern Samar and Surigao Del Norte will not have increased food
insecurity. It can be noted that Surigao del Sur and Marinduque has the highest expected jump in food
insecurity with respect to rainfall and temperature model respectively. Maps 4 and 5 show the location of
the 16 provinces.
Table 12. Actual, predicted and projected prevalence of malnutrition, CBMS 2007-2010
Province
Agusan Del Norte
Batanes
Batangas
Benguet
Camarines Sur
Camiguin
Kalinga
Marinduque
Northern Samar
Occidental Mindoro
Oriental Mindoro
Romblon
Surigao Del Norte
Surigao Del Sur
Tarlac
Sarangani
Rainfall
Projected
(2011-2040)
4.02%
2.82%
3.38%
2.03%
3.08%
2.75%
1.95%
3.35%
5.95%
6.72%
1.78%
1.81%
1.79%
1.33%
11.94%
11.87%
4.73%
3.86%
11.05%
9.66%
9.11%
8.76%
10.63%
6.33%
4.78%
7.62%
4.40%
8.17%
2.55%
2.30%
4.58%
6.15%
Predicted
(2007-2010)
Temperature
Predicted
Projected
(2007-2010)
(2011-2040)
3.99%
3.65%
3.15%
3.49%
3.13%
4.42%
1.97%
3.33%
5.98%
5.99%
1.81%
1.74%
1.81%
2.10%
12.07%
17.22%
4.82%
1.87%
11.36%
14.46%
8.95%
11.06%
10.76%
13.34%
4.76%
4.53%
4.35%
5.62%
2.55%
3.38%
4.63%
5.22%
Source of basic data: Pooled CBMS 2007-2010 Census
To illustrate this visually, Map 3 and 4 show the projected change in vulnerability across the 16 provinces
of CBMS data using the rainfall and temperature models. There are apparent shifts in colors particularly
Camarines Sur, Surigao del Norte, Surigao Del Sur and Sarangani. Map 5 demonstrates the spatial
distribution in Surigao Del Norte.
CBMS-FAO | 42
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