Iranrud is a Persian word and it means "Iran's river". Iran is a country that is known for its historic rivers and the one which is referred to as Iranrud is the longest in the country. It is about 900 kilometers long and flows from the Zagros Mountains in the western part of Iran, all the way to the Persian Gulf.
Imagine a very big and long snake, but instead of slithering on the ground, it has water in it and is flowing from one place to another. That's what a river looks like. When we say Iranrud is the longest river in Iran, it means that it goes through more cities, towns, and villages than any other river in the country.
Iranrud is very important to Iran as it provides water for many people, animals, and crops. It helps farmers grow their crops and provides a home for fish and other water creatures. People also use it for transportation and recreation, such as swimming, boating, and fishing.
However, just like any other river, Iranrud also has its challenges. Sometimes it floods, which can damage homes, crops, and businesses. Sometimes, it's also polluted due to industry waste or people's littering, which can harm the fish and other animals that live in the river.
Overall, Iranrud is an important part of Iranian culture and is a symbol of the country’s history and identity. Its flow makes Iran greener and provides essential resources to those living alongside it.