After the Green Revolution, Punjab and Haryana have become water-scarce states due to the introduction of paddy as the main kharif crop, a massive increase in cropping intensity, and rapid urbanisation and industrialisation. However, the real issue--of reverting to sustainable cropping patterns and improving water-use efficiency--remains unaddressed. An improvement of 15% to 20% in water-use efficiency from the present level can provide each state with the increased water share it is demanding.