1.   For instance, heavy use of groundwater for crop irrigation in southwest Georgia has emerged as a pivotal issue in the negotiations.

2.   Most of the water humans use goes to crop irrigation.

3.   Aymara Indians in the region depend on the river for fishing, for their drinking water and as a source of crop irrigation for farming.

4.   But logging, development and governments that have neglected water resource strategies and crop irrigation in poorer regions share much of the blame.

5.   A teenager was killed Wednesday as police dispersed a demonstration blocking a main road in protest of insufficient electricity for rice crop irrigation, reports said.