Explanation

• The area between the Jhelum and Chenab rivers is called Chaj Doab.
• The word Doab means the land between two rivers.

Chenab River:

• Originates from the Himalayan region of Himachal Pradesh, India.
• Enters Pakistan through Jammu and Kashmir.

Jhelum River:

• Originates from Verinag Spring, Jammu and Kashmir.
• Joins the Chenab River at Trimmu, Pakistan.

1. Bari Doab – Between Beas and Ravi
2. Bist Jalandhar Doab – Between Beas and Sutlej
3. Rachna Doab – Between Ravi and Chenab
4. Chaj Doab – Between Chenab and Jhelum
5. Sind Sagar Doab – Between Indus and Jhelum

Last verified on 25-06-2026

Explanation

• The smallest river of Pakistan is River Ravi.
• It is one of the five major rivers of the Indus River system.
• Ravi originates from Himachal Pradesh (India) and enters Pakistan.
• It flows along the Indo-Pak border before fully entering Punjab.

Additional information:

• The largest/longest river of Pakistan is River Indus.
• It flows from Tibetan Plateau and enters Pakistan from Gilgit-Baltistan.
• It finally drains into the Arabian Sea near Karachi.

Last verified on 24-06-2026

Explanation

There are three major barrages in Sindh.

1. Guddu Barrage – Foundation laid on 2 February 1957
2. Kotri Barrage – Completed in 1955
3. Sukkur Barrage – Built 1923–1932 (British era, also called Lloyd Barrage)

These barrages are built on the Indus River.

Additional information:

• Sindh is known as Bab-ul-Islam.
• It has 30 districts and 6 divisions.
• Kirthar Range is the main mountain range in Sindh.

Last verified on 26-04-2026

Explanation

• Eugene R. Black (President of the World Bank) brokered the Indus Waters Treaty on behalf of the World Bank.
• It was signed on September 19, 1960, in Karachi.
• It was signed between Pakistan (President Ayub Khan) and India (Prime Minister Jawaharlal Nehru).

It became effective on April 1, 1960.

• Western Rivers (given to Pakistan): Indus, Jhelum, Chenab
• Eastern Rivers (given to India): Ravi, Beas, Sutlej

Last verified on 30-03-2026

Explanation

• Under the Indus Waters Treaty (1960), India is allowed to irrigate up to 1.34 million acres from the Western Rivers.
• Western Rivers: Indus, Jhelum, Chenab
• Mediator: World Bank
• Eastern Rivers (Ravi, Beas, Sutlej) are allocated to India.

Last verified on 15-06-2026

Explanation

• The Indus Delta mangrove forests are globally significant because they are the largest mangroves in an arid (dry) climate zone in the world.
• They are located along the coast of Sindh, Pakistan in the Indus River Delta.
• They survive in extremely low rainfall and high salinity conditions.
• They support marine biodiversity and coastal protection.

Last verified on 14-06-2026

Explanation

• Location: Kaghan Valley, Naran area
• District: Mansehra
• Province: Khyber Pakhtunkhwa (KPK)
• Distance from Naran: ~9 km north
• Nearby peak: Malika Parbat (highest in Kaghan Valley)

Last verified on 03-04-2026

Explanation

• Upper Swat Canal takes off from Amandara Headworks.
• It originates from the Swat River system in Khyber Pakhtunkhwa.
• The canal was built to provide irrigation water to nearby agricultural lands.

Last verified on 12-06-2026

Explanation

• Manchhar Lake is the largest natural freshwater lake in Jamshoro Sindh Pakistan.
• It collects water from the Kithar mountain range.
• It is one of South Asia's largest.
• It covers an area of 23.5 km (14.6 mi)
• It is the part of Indus River basin.

Last verified on 31-03-2026

Explanation

• Hamoon-e-Mashkel (Hamun-e-Mashkel) is a saltwater lake located in Washuk District of Balochistan, Pakistan.
• Type: Saltwater (Saline) Lake
• Region: Balochistan Plateau
• Nearby border: Iran
• Nature: Often seasonal (depends on rainfall and water inflow)

Last verified on 08-06-2026