The study of land subsidence has recently been expanded due to its increased occurrence
and magnitude worldwide. This paper develops and applies an optimal control model of …

Freshwater ecosystems provide a large number of benefits to society. However, extensive
human activities threat the viability of these ecosystems, their habitats, and their dynamics …

The population of the developed world is growing older, leading to shortages in the labor
market, and the age and level of education of migrants will be important factors in the labor …

Depletion of groundwater resources is currently one of the main environmental problems
worldwide. The major groundwater systems on earth face large overexploitations with …

The population of the developed world is growing older, and age, particularly of migrants,
will be an important factor in the coming decades. This paper presents a theoretical …

Groundwater management is currently one of the main issues in environmental regulation
worldwide. The large depletion and contamination of these resources during recent …