For example, increasing rates of rural-urban migration may result in the expansion of unregulated settlements in hazard-prone areas such as flood plains. In rural areas, a volatile global agricultural commodities market may lead to unpredictable income flows for farmers, leaving them less able to accumulate and diversify assets in order to prepare and cope for climate-related disasters.

Climate variability is impinging this natural seasonal variation in salinity a driving force for reproduction with upstream displacement of large quantities of juveniles trawled up to 30 miles from the estuaries of the Cacheu and Geba rivers. This mechanism being impacted by climate variability appears to be a very important nursery for replenishing the fish stocks of both Senegal and Guinea-Bissau.