Now environmental pollution has become a very serious problem the world is facing today.
现在环境污染已经成为当今世界面临的一个非常严重的问题。
Soil erosion and soil degenerated by erosion is a main environmental problem in the world.
土壤侵蚀及其导致的土壤质量退化是世界性的重大环境问题之一。
How to control HCB and remove MC is an unsolved problem in the field of environmental science all over the world.
如何有效控制蓝藻水华污染和去除微囊藻毒素是摆在中外环境科学领域的一个难题。
The shortage of water resources, especially for a city, is a world wide problem as one of the main causes of environmental disruptions.
水资源短缺是环境恶化的主要原因之一。 “城市缺水”是当今世界存在的带有普遍性的问题。
The problems of environmental hormone have already become the important environmental problem of the world.
环境激素问题已经成为世界性的重大环境问题。
At present all the countries in the world are facing the problem of environmental pollution caused by waste material.
当前世界各国均面临着“废弃物”所造成的环境污染问题。
The shortage of water resources, especially for a city, is a world wide problem as one of the main causes of environmental disruptions.
水资源短缺是环境恶化的主要原因之一。“城市缺水”是当今世界存在的带有普遍性的问题。
The environmental pollution has become an important problem that the world has to be faced.
环境污染已成为当今世界所面临的一个重要问题。
Nowadays environmental problem has become one of the major problems that face the world.
环境问题已经成为当今世界面临的主要问题之一。
The environmental problem, at present, is an issue of the outlook on world and life.
人类当前所遇到的环境问题，是一个世界观和人生观的问题。
The establishment of World environment Day shows people's the cognition and the attitude to the environmental problem, and expresses our human beings' desire of pursuing the better environment.
环境日的创立展现了人们对环境问题的认识和态度，表达了人们对美好环境的追求渴望。
Environmental pollution is a universal problem which is common to almost every country in the world now.
环境问题是当今世界各国普遍存在的一个问题。
Environmental problem has already become the attention in the world in 21st century.
环境问题已经成为21世纪各国普遍关注的问题。
Environmental problem has already become the attention in the world in 21st century.
环境问题已经成为21世纪各国普遍关注的问题。
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