- Article
Extending the Overlay and Index: A Simple Method for Assessing Aquifer Vulnerability in a Combined Vadose Zone—Groundwater Flow System
- Aldo Fiori,
- Irene Pomarico,
- Antonio Zarlenga,
- Vittorio Catani and
- Guido Leone
This work extends the overlay and index methods for intrinsic groundwater vulnerability, that typically involve the soil surface and the vadose zone, to groundwater (saturated) transport. The method is “hybrid” as it combines the standard overlay and...