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1. Experts say drip irrigation is an idea whose importance is growing, as climate change and rising population stretch water supplies in many parts of the world.

2. Computerized drip irrigation systems are even more precise, and lasers are now used to level fields so as to eliminate irrigation water runoff.

3. Its annual precipitation is less than 400 mm but the drip irrigation technique used in the greenhouses requires less water.

4. With the help of local government, a project of pressurized drip irrigation has been in place since March.