At this page, you will see videos of three types of irrigation: Drip irrigation, overhead irrigation, and surface irrigation. In addition, you will also find one example of ancient irrigation.
Which type of irrigation do you think is the most effective? Write your opinion in the comment section.
To learn more about irrigation, you can visit websites below:
Note for students of University of Darussalam Gontor, this page also serves as a resource to IELTS Reading.