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Greater Dhaka is home to 17 million people and has been experiencing rapid urbanization since its independence in 1971. The population is expected to rise to by roughly 25 million by 2025. With a rising population alongside economic growth, the GHG emissions from the transport sector have been steadily increasing since 2005.

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Papua New Guinea’s economic development will require considerable growth in the coverage and quality of its state transport network. The total road network is 30 000 kilometers, of which 8460 km are state roads. Only 28% of the 8460 km of state roads were in a good condition as noted in 2010. A comprehensive program of rehabilitating existing roads and constructing new roads would expand the state road network to 25 000 km by 2035.

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The transport sector contributes to the 28.4 % of total GHG emissions in Nigeria, the second largest contributor after the energy industries(40.7%). Among the six key transportation activities of road, rail, pipelines, water and air transport services, and post and courier services, the road transport takes up the most significant portion. The country has the largest road network in West Africa although still connection has not been perfect throughout the country.

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Globally, the number of motorized vehicles is estimated to reach between 2 and 3 billion vehicles by 2050 with a significant number located in developing countries like Zimbabwe. Zimbabwe's motor vehicle fleet has been growing at a fast rate especially after the year 1990. The Zimbabwe Climate Change Response Strategy further identified that the nation's transport sector consumes over 1 billion liters of diesel and over 730 million liters of petrol annually. Part of the energy emissions come from the use of petroleum products in the transport sector.

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