Despite the significant contribution of volcanic regions to the global flux of solutes to the ocean and hence, to the consumption of atmospheric CO2, uncertainties remain regarding the variables which control riverine weathering fluxes in these regions.

Grilled pork (GP), smoked fish (SF) and smoked-dried fish (SDF) are popular foods in Benin. They are processed by small cottage industries for direct consumption at household level, as street food, or are intended for local and sub-regional markets. Although playing important socio-economic and nutritional roles, the conditions under which these foods are processed make their safety questionable.