请将下面这段话翻译成英文：

　　北京计划未来三年投资7，600亿元治理污染，从减少PM2.5排放入手，这一新公布的计划旨在减少四种主要污染源，包括500多万俩机动车的尾气(exhaust)排放、周边地区燃煤、来自北方的沙尘暴和本地的建筑灰尘。另有850亿元用于新建或升级城市垃圾处理和污水(sewage)处理设施，加上300亿元投资未来三年的植树造林(forestation) 市政府还计划建造一批水循环利用工厂，并制止违章建筑，以改善环境。另外，将更严厉地处罚违反限排规定的行为。

　　翻译：

　　Beijing is going to invest 760 billion yuan to curb environmental pollution in the next three years, starting from reducing the emissions of pm 2.5 emissions. The newly announced plan is intended to reduce the four major sources of pollution, including exhaust emissions of 5 million motor vehicles, coal-burning in surrounding areas, sandstorms from the north and construction dust in the locality. Another 85 billion yuan is used for establishing or upgrading the facilities of municipal waste treatment and sewage treatment. Besides, 30 billion yuan invests to the afforestation program in the next three years.In order to improve the environment, the municipal government also plans to build a good number of plants which can use recycled water and to stop illegal construction. In addition, Beijing will punish those people who violate the regulations of emission-reduction more severely.