The Orissa Official Language Act, 1954 The Orissa Official Language Act, 1954 The Orissa Official Language Act, 1954 is an Act of Odisha Legislative Assembly that recognizes Oriya(Odia) "to be used for all or any of the official purposes of the State of Orissa." Article 345 of the Constitution of India empowers the Legislature of the State to adopt 'any one or more of the languages in use in the State or Hindi as the language or languages to be used for all or any of the official purposes' of the concerned State. But it provides for the continued use of English for the 'purposes within
Ecoregions of Zambia artificial reservoir), together with the smaller lakes such as Mweru Wantipa and Itezhi-Tezhi reservoir, and numerous lagoons and swamps cover about 5% of Zambia. Together with their associated rivers, the WWF categorises these freshwater bioregions in Zambia: Zambezi Basin made up of (not shown on the map): Ecoregions of Zambia The biomes and ecoregions in the ecology of Zambia are described, listed and mapped here, following the World Wildlife Fund's Global 200 classification scheme for terrestrial ecoregions, and the WWF freshwater bioregion classification for rivers, lakes and wetlands. Zambia is in the Afrotropic biogeographic realm (or ecozone) of the scheme.