As part of the project, tasks related to the rainy economy are planned to: construction and reconstruction of rainwater drainage network and construction and reconstruction of rainwater management equipment, i.e. storage tanks. The main objective of the project is to increase the amount of water retained and adapt to climate change, including safeguarding and increasing resilience to natural disasters, in particular natural disasters and environmental monitoring. The specific objective is to regulate the rainwater management system in the city of Olsztyn by building and rebuilding rainwater networks and installations to protect the city from adverse weather effects.