Israel used drip irrigation in Negev desert and turned it into very productive agricultural land decades ago.China is also growing cotton,vegetables and fruits in deserts and arid regions.To guarantee food security Pakistan needs to bring more land under cultivation.Balochistan’s area is 35 million hectares but only 2 million hectares are under cultivation due to lack of water.Pakistan need to build reservoirs to collect rain water,build small dams or build desalination plants.