Punjab is a state located in northwest India. It is bordered by Himachal Pradesh, Haryana, and Rajasthan. Chandigarh serves as the joint capital of Punjab and Haryana. Punjab's population is over 31.5 million with a sex ratio of 893 females per 1000 males. The state is divided into four natural regions - Malwa, Doaba, Majha, and Powadh.