Motorways of Pakistan Motorways of Pakistan Motorways of Pakistan () are a network of multiple-lane, high-speed, controlled-access highways in Pakistan, which are owned, maintained and operated federally by Pakistan's National Highway Authority. 1010 km of motorways are currently operational as of 4 February 2017, while 3690 km are currently under construction. All motorways in Pakistan are pre-fixed with the letter 'M' (for "motorway") followed by the unique numerical designation of the specific highway (with a hyphen in the middle), e.g. "M-1". Pakistan's motorways are part of Pakistan's "National Trade Corridor Project", which aims to link Pakistan's three Arabian Sea ports (Karachi Port, Port
Indus River Delta-Arabian Sea mangroves Indus River Delta-Arabian Sea mangroves The Indus River Delta-Arabian Sea mangroves are a large mangrove ecoregion on the Arabian Sea coast of Sindh Province, Pakistan. The Indus River Delta forms a vast alluvial fan composed of mud flats interspersed with channels and fringed with mangrove forests. Much of the forested area has been destroyed and the remaining parts are threatened. With a length of , the Indus River is one of the longest rivers in the world, starting in the glaciers of the Himalayan range in Tibet and flowing through India and Pakistan. Where the river enters the Arabian Sea