Estuaries are highly variable in terms of type and geomorphic classification. The condition of these systems is often a reflection of activities taking place in their catchments and the susceptibility of these systems to each particular pressure. Effective management intervention can be achieved...

In a recent work Gallo et al. (Math Models Methods Appl. Sci. 19:1427–1439, <CitationRef CitationID="CR4">2009</CitationRef>) examined the parameters for a simple mean-field model of social interactions. Their work presented the model, raw data and parameter estimates with associated confidence intervals for a 4-year period. Here the...</citationref>