Heat waves and droughts have important and increasing repercussions on physical, chemical and biological systems, and on some socio-economical aspects such as health, agriculture, natural ecosystems and tourism.
The system provides a semi-automatic, detailed, timely and comprehensive operational service. This service, initially developed for Tuscany Region, supports decision makers, water authorities, researchers and general stakeholders
Meteorological stations network, satellite images and models are integrated through an open source and interoperable SDI (Spatial Data Infrastructure) based on PostgreSQL/PostGIS to produce vegetation and precipitation indices to follow the occurrence and evolution of a drought event.
The system is based on a monitoring component and on a forecasting ones. It uses two type of indices: