Water irrigates the land.

My husband has five or six brains which are remarkably irrigated.

Algeria needs to irrigate more crops.

Winding through the high desert, across Colorado, Utah, Arizona and on down the California border, the Colorado river irrigates nearly 4.5 million acres of crops worth billions of dollars annually, nourishes plant and animal life in 11 national parks, and generates more than 4,000 megawatts of electricity.

Algeria needs to irrigate its large plantations in the south of the country.

Canals have been built to irrigate the desert.

Algeria needs a lot of water to irrigate its large plantations in the high plateaus and the south of the country.

They need to be able to irrigate without relying solely on rain.