Water PollutionHealth EffectsWater pollution is a national and global issue. Humans and all living species in the world are facing worst results of polluted water. The present study investiAhmed, ShahidIsmail, SabaSocial Science Electronic Publishing...
2 What are the sources of water pollution? 相关知识点: 试题来源: 解析 水污染的来源主要分为两大类:自然来源和人为来源。自然来源包括地质活动、生物活动和大气沉降。人为来源包括工业污染、农业污染、生活污水、城市径流、船舶污染和矿产开采。 水污染的来源主要分为自然来源和人为来源。自然来源包括火山爆发、...
In an article about water pollution, it mentions the sources of water pollution such as industrial waste and domestic sewage, the difficulty in purifying water, and the importance of water conservation. What is the main idea of this article?
美 英 n.水污染 网络水质污染 英汉 网络释义 n. 1. 水污染 释义: 全部,水污染,水质污染
Water pollution is an imprecise term that reveals nothing about either the type of polluting material or its source. The way we deal with the waste problem depends upon whether the contaminants are oxygen demanding,algae promoting,infectious,toxic,or simply unsightly. Pollution of our water resource...
Understand what water pollution is and what it does to our environment. Discover the two types of water pollution and learn the unique differences...
Water Pollution The demand for freshwater rises continuously as the world’s population grows. From 1940 to 1990 ,withdrawal of fresh water from rivers, lakes, reservoirs, and other sources has increased fourfold. Of the water consumed each year,69 percent is used for agriculture,23 percent for...
1、1 Water Pollution and PollutantsThe relationship between polluted water and disease was firmly established with the cholera epidemic of 1854 in London, England. Protection of public health, the original purpose of pollution control, continues to be the primary objective in many areas. However, ...
篇1: 英语作文:水源污染(Water pollution) 英语作文:水源污染(Water pollution) Water is used in homes, in farming, and in manufacturing. The water used by the people comes from oceans, lakes, rivers, and streams. Many water sources are becoming polluted. People are throwing things into the wate...
Water pollution is the contamination of water bodies by directly or indirectly discharging chemicals, pollutants and wastes without adequate treatment.