Romania faces significant challenges in managing its water resources, including water scarcity, pollution, and climate change issues. In response to these challenges, implementing a national-level Decision Support System (DSS) for water resource management holds great promise. This article explores the importance of such a system in the Romanian context. It describes the components, benefits, and challenges of the implemented informatics platform based on DSS for water management decision support. By integrating data, modeling tools, stakeholder engagement, and decision support frameworks, the national-level DSS enhances decision-making processes, improves water resource management strategies, and promotes sustainable development in Romania.

The current geopolitical landscape has been driving different authorities to consider technical studies for more efficient transport of goods by water. This article explores the approach of a technical study for increasing the navigation depth using mathematical modeling describing the data, type of models, scenarios, and interpretation of results. It also showcases a pilot study for Sulina Bar in the Black Sea.