What drives change (specifically, diversification) of activities
in the agricultural sector (including crop systems, aquaculture
and livestock), and what is diversification's role in sustainability
and vulnerability to change?
With water a constraining resource in this semi-desert environment,
what are efficient uses of water in agriculture and in other sectors,
and how vulnerable is the water resource to climate change, development
in other regions of Mexico, and other external factors?
What are the fundamental processes in the estuaries of the region,
and how do they influence vulnerability to coastal land use and