What is the fine-grained topic of the following text: To support strategic planning for the Ganga Basin by the Indian Ministry of Water Resources and the concerned states, a river basin modelling suite has been developed that integrates hydrology, geohydrology, water resources management, water quality and ecology with the RIBASIM water resources model at its core. Only return the topic.
Development of a river basin modelling suite for strategic planning in the Ganga Basin.