Kategorier: Alle - agriculture - politics - climate - pollution

av Alirio Jimenez 6 år siden

340

Problem Tree_Water in ZRB

The Zayandeh Roud river basin faces a complex array of water-related challenges exacerbated by both natural and human factors. Key issues include a significant decrease in water supply coupled with higher levels of pollution, largely driven by the extensive use of fertilizers and poor soil management.

Problem Tree_Water in ZRB

Water Stress in Zayandeh Roud river basin

Decreasing water suppply

Lower Surfacewater
Decreasing precipitation
Increasing temperature

Climate change?!

Sinking level of groundwater
More Boreholes
Higher Pollution of water
increase of
Extensive use of fertilisers

Poor soil

Physical Conditions

Increasing water demand

Low water reuse
Inefficient sewage system
High water use per-capita
lack of education about water use
Low water price

Political Mismanagement

Increasing urbanisation

Rural to Urban migration

Abandonment of farms

Pursuit of economic development/ Higher standard of living

Increase of Industrialisation
Poor farming practices
cultivation of water-intense crops

Subsidies (for profitable crops)

Inefficient irrigation methods

unfulfilled subsidies & Promises

Political mismanagement