====== Overall objective: ====== * To conduct multidisciplinary research, applying innovative stable and radio isotopes techniques in order to understand important issues on environmental science. \\ \\ Among the specific objectives, the following issues can be highlighted: - To improve conservation and management of fragile polar and mountainous ecosystems affected by climate change using natural tracers, such as radio and stable and isotopes.\\ - To establish sustainable management of soil and water resources at landscape level for improved food production.\\ - To apply and validate descriptive models on deposit and circulation of stable and radioactive tracers in terrestrial and marine ecosystems.\\