Nairobi fought fiercely to save the indigenous Karura Forest in northern Nairobi which was under threat of being replaced by housing and other infrastructure. Nairobi's western suburbs stretch all the way from the Kenyatta National Hospital in the south to the UN headquarters at Gigiri suburb in the north, a distance of about . The city is centred on the City Square, which is located in the Central Business District. The Kenyan Parliament buildings, the Holy Family Cathedral, Nairobi City Hall, Nairobi Law Courts, and the Kenyatta Conference Centre all surround the square. Under the Köppen climate classification, Nairobi has a
History of Nairobi reserve bordering on a capital city in the world. After independence, Nairobi grew rapidly and this growth put pressure on the city's infrastructure. Power cuts and water shortages were a common occurrence, though in the past few years better city planning has helped to put some of these problems in check. In 1975 Nairobi was the host city of the 5th Assembly of the World Council of Churches. The U.S. embassy in the heart of Nairobi was bombed on August 7, 1998 by Al-Qaida, as one of a series of U.S. embassy bombings. Over two hundred civilians were killed in