Geography of Denmark capital Copenhagen on Zealand; Århus, Aalborg and Esbjerg in Jutland; and Odense on Funen. Denmark experiences a temperate climate. This means that the winters are mild and windy and the summers are cool. The local terrain is generally flat with a few gently rolling plains. The territory of Denmark includes the island of Bornholm in the Baltic Sea and the rest of metropolitan Denmark, but excludes the Faroe Islands and Greenland. Its position gives Denmark complete control of the Danish Straits (Skagerrak and Kattegat) linking the Baltic and North Seas. The country's natural resources include petroleum, natural gas, fish, salt,
Andaman and Nicobar Islands Chinese oil supply. Internet access on the islands is limited and unreliable, since all connectivity to the outside world must go through satellite links. Bharat Broadband Network is building a fibre optic submarine cable running from five of the islands to Chennai, with completion expected in December 2019. The initial bandwidth will be 400 Gbit/s, roughly 400 times more than what the islands currently possess. The Sisters are small uninhabited islands in the Andaman Archipelago, at the northern side of the Duncan Passage, about southeast of Passage Island and north of North Brother: East Sister Island and West Sister Island.