Tanzania /ˌtæn.zəˈniːə/ noun1 •A country in East Africa. Official name: United Republic of Tanzania.Users can see how a glacier at the summit of Mt. Kilimanjaro in Tanzania retreated between December 1986 and 2020, as well as glacial melt in Sermersooq, Greenland, between December 2000 and 2020. — 2022