Doaba is the region of Indian Punjab

Punjab (India)

Punjab ) is a state in the northwest of the Republic of India, forming part of the larger Punjab region. The state is bordered by the Indian states of Himachal Pradesh to the east, Haryana to the south and southeast and Rajasthan to the southwest as well as the Pakistani province of Punjab to the...

 surrounded by the rivers Beas

Beas River

The Beas River is a river in the northern part of India. The river rises in the Himalayas in central Himachal Pradesh, India, and flows for some 470 km to the Sutlej River in the Indian state of Punjab....

 and Sutlej. The name "Doaba" literally translates to "land of two rivers" ("Do" two, "Ab" river; Punjabi

Punjabi language

Punjabi is an Indo-Aryan language spoken by inhabitants of the historical Punjab region . For Sikhs, the Punjabi language stands as the official language in which all ceremonies take place. In Pakistan, Punjabi is the most widely spoken language...

). It is one of the most fertile regions of the world, and was the centre of the Green Revolution

Green Revolution

Green Revolution refers to a series of research, development, and technology transfer initiatives, occurring between the 1940s and the late 1970s, that increased agriculture production around the world, beginning most markedly in the late 1960s....

 in India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

.

Scheduled castes form more than 35% of the population in Doaba. This area is also called the NRI (Non Resident Indians) Hub of the Punjab as many people from this region reside outside India.

Historically Doaba has been the residence of 'Sanadh' and 'Sodhi

Sodhi

-Distribution:It is mostly found Malwa , Doaba and some parts of Majha.-Sikh Guru's:Seven of the Sikh Gurus belonged to the Sodhi clan.In his...

' communities.