• (A) Potential
vulnerable zones by runoff (surface water bodies) : 5650 km2, i.e.
2.37% of country area, and 3.82% of agricultural area
• (B)
Potential vulnerable zones by leaching (groundwater / aquifers) – moderate risk: 13759 km2, i.e. 5.77% of country
area, and 9.30% of agricultural area
• (C)
Potential vulnerable zones by leaching (groundwater / aquifers) high risk: 1200 km2, i.e. 0.50% of country
area, and 0.81% of agricultural area