1. environmental scarce sanitary water water resources oil reserves
poor water management
oil reserves
wealth
climate
environment
suitable land
agriculture
producing food
desertification

2. Yemen food needs 30 % sustain food Water scarcity standard of living
malnutrition
30 %
food needs
food
sustain
Water scarcity
standard of living
seawater
salt
70 %
Middle East
arid region
health
Boron
Bromide
Calcium
salt
oceans

3. wildlife pollutants climate energy-costing dependency water energy
environment
wildlife
pollutants
climate
energy-costing
dependency
water
energy
freshwater