Fish passages
![Fish passages](http://www.graia.eu/wp-content/uploads/2014/11/P1060639-387x290.jpg)
Managing of the sediment in artificial storages
![Managing of the sediment in artificial storages](http://www.graia.eu/wp-content/uploads/2015/03/invasi_artificiali05-410x268.jpg)
Management and preservation of ecosystems and high altitude environments
![Management and preservation of ecosystems and high altitude environments](http://www.graia.eu/wp-content/uploads/2015/03/paesaggi_alpini02-410x268.jpg)
Phytodepuration and lagooning
![Phytodepuration and lagooning](http://www.graia.eu/wp-content/uploads/2015/05/fitodepurazione_051-410x269.jpg)
Fluvial and lacustrine requalification
![Fluvial and lacustrine requalification](http://www.graia.eu/wp-content/uploads/2015/05/riqualificazione_fluviale_031-410x269.jpg)
Naturalistic engineering
![Naturalistic engineering](http://www.graia.eu/wp-content/uploads/2016/03/Riqualificazione-ambienti-acquatici-2048x1536-387x290.jpg)
Aquaculture – Fish hatchers and breeding
![Aquaculture – Fish hatchers and breeding](http://www.graia.eu/wp-content/uploads/2015/04/incubatoi-ittici2-410x268.jpg)
Urban Runoff Management
![Urban Runoff Management](http://www.graia.eu/wp-content/uploads/2015/03/paesaggi_alpini04-410x268.jpg)
Environmental modelling
![Environmental modelling](http://www.graia.eu/wp-content/uploads/2015/05/autorizzazione_integrata_02-410x269.jpg)
Landscaping and planning of green areas
![Landscaping and planning of green areas](http://www.graia.eu/wp-content/uploads/2014/12/3-410x259.jpg)
Impact studies on vegetation
![Impact studies on vegetation](http://www.graia.eu/wp-content/uploads/2015/03/risorse_forestali_05-410x268.jpg)
Requalification and reforestation
![Requalification and reforestation](http://www.graia.eu/wp-content/uploads/2015/03/risorse_forestali_07-410x268.jpg)
Managing of forest resources
![Managing of forest resources](http://www.graia.eu/wp-content/uploads/2015/03/risorse_forestali_10-410x268.jpg)