Official language (according to Article 77 of the Satversme), the initiative, in fact, proposed discontinuing an existing state and establishing a new one that is no longer a nation-state wherein Latvians exercise their rights to self-determination, enjoying and maintaining their cultural uniqueness New Zealand has three official languages. English is the "de facto" and principle official language, accepted in all situations. The Māori language and New Zealand Sign Language both have limited "de jure" official status under the Māori Language Act 1987 and New Zealand Sign Language Act 2006 Urdu is the national language of Pakistan. Urdu and English both are official
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.