The great aquifers that supply water for irrigation are being depleted.

A water meadow (also water meadow or watermeadow) is an area of grassland subject to controlled irrigation to increase agricultural productivity.

And there is an automatic irrigation system that makes sure that this sort of landscape of gardens, in one or two years it will sort of transform into a Cambodian temple ruin, completely covered in green.

A European firm was contracted to supply electronic irrigation equipment worth 5,830,000 euros under an OPEC loan. Since the patent for the technology of the Valmont irrigation system is American, the machines had to be produced in a third country in order to avoid the manufacturer being sanctioned or fined.

SahysMod is such a polygonal groundwater model permitting to assess the use of well water for irrigation, the effects on soil salinity and on depth of the water table.

The Teesta which has its source in Sikkim flows through the northern part of West Bengal in India before entering Bangladesh, where after coursing through about 45km of irrigable land, merges with the Brahmaputra River (or Jamuna when it enters Bangladesh).

Moreover, aside from rainfall patterns, climate change is upsetting the flow of rivers, as glaciers, which provide a huge amount of water for irrigation and household use, are rapidly receding due to global warming.

A budget expenditure of Rs 34.15 billion was earmarked for rural development activities exclusively for irrigation (Rs 25.19 billion), land reclamation (Rs 1.77 billion) rural development (Rs 6.19 billion) and rural electrification (Rs 1 billion) during 2003 04.