Developing countries implementation trends

Estimates of urban NOx emissions and trends are generally limited to those provided by the developed countries which have the detailed emission Inventories. As In the case of other pollutants, the USA contributes the most on a per-country basis to the global NOx emissions per year. Because of the Inaccuracy of the data base used. It Is difficult to discern trends In these emissions. However, with new control technologies being Implemented for both stationary and mobile sources, downward trends In the developed countries may be more prevalent In the future years. Unfortunately, the opposite trend Is likely to occur In the developing countries. 

The general trend of work safety in China have entered the turning point since 2003, and the accident death toll declined continuously over our country for rapid economic development and implementation of some important pohcies (Liu, 2009). In the context of safe development in China, the CRI in those two cities have aU declined year by year since 2003. 

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