The sustainable development: relations among ecological, juridical and social dimensions.
Structure and functions of the marine, freshwater and terrestrial ecosystems.
The dimension of environmental components: ecological models, remote-sensing, information system.
Deterioration factors of the environment: pollution of atmosphere, superficial and ground waters and soil, global contamination.
Conservation and recovery: evaluation of environmental impacts, eco-compatible agriculture and aquaculture, recovery of transitional and freshwater bodies, biological depuration of wastewaters.