The Emirate of Abu Dhabi is located on the Arabian Gulf , between latitude 22.5 and 25 degrees north and longitude 51 and 55 degrees east . It is the largest of the seven emirates , with an area of 67, 340 square kilometers, equivalent to 86.7% of the total area of the UAE , not including the islands belonging to this Emirate . The city of Abu Dhabi is the capital of the UAE , with a population of 1,399,484 people according to the census of December 2005 . The Emirate of Abu Dhabi consists of three areas : the city of Abu Dhabi , the Eastern Region and the Western Region
The City of Abu Dhabi is the capital of the UAE and it is the residence of the President of the state and the center for the Federal Government , the ministries and the federal institutions , as well as for the embassies of the foreign countries . The Emirate of Abu Dhabi has the Zayed Port and the Abu Dhabi International Airport . The city is also a hub for most of the oil companies and trade markets . Abu Dhabi’s Corniche , with its gardens and fountains , is considered as one of the most attractive and beautiful areas of the city .
The Eastern Region and its main city Al-Ain is a very fertile and green area , rich in farms and gardens , where the natural underground water is flowing from deep wells through channels . Zayed City is the capital of The Western Region , which has many forests planted to combat desertification . The total forests’ area is about 100 thousand hectares , with a total number of trees reaching nearly 20 million . This Region has also some oil fields and the oil refinery in the area of Al-Ruwais . The Western Region includes many islands such as : Das , Mubraz , Zarku and Arzanah , which are the most important locations of marine oil fields , in addition to the islands of Delma , Saadyat , Abu Al-Abyad and Sear Bani Yas , which are inhabited natural islands .