Environmental problems are becoming more and more serious all over the world. For example, cars have made the air unhealthy fo r people to breathe and poisonous gas is given off by factories. Trees on the hills have been cut down and waste water is being
Environmental problems are becoming more and more serious all over the world. For example cars have made the air unhealthy for people to breathe and poisonous gas is given off by factories. Trees on the hills have been cut down and waste wa
选项 A“increasing food production”增加粮食产量是解决粮食安全问题,不是环境问题对其的影响;选项 B“reducing food waste”减少食物浪费也不是环境问题对粮食安全的影响;选项 D“building more supermarkets”建造更多超市与环境问题对粮食安全的影响无关。选项 C“Droughts and floods destroying crops”干旱和洪水破坏...
Methodological difficulties of environmental epidemiological research include problems of exposure measurement, of estimating exposure at the level of the individual, and of detecting relatively small effects (particularly at low exposure levels). The health hazards of occupational lead exposure are well ...
Over the past decade, public and governmental awareness of environmental problems has grown steadily, with an accompanying increase in the regulation of po... CC Travis,ST Hester - 《Environmental Science & Technology》 被引量: 142发表: 1991年 Recreational Use, Valuation, and Management, of Kille...
New technologies are being used to solve environmental problems. This is an example of ___. A. ignoring social responsibility B. fulfilling social responsibility C. damaging the environment D. hindering E. conomic development 相关知识点: 试题...
A. has no relationship with environmental problems B. only brings benefits to the environment C. has both positive and negative effects on the environment D. only causes harm to the E. nvironment 相关知识点: 试题来源: 解析 C。本题考查科技对环境的影响。科技的发展带来了一些环境问题,如空气...
For example, we can use public transportation instead of driving private cars. This can reduce air pollution and save energy. We can also recycle waste materials and reduce waste. ___4___ are effective ways to protect the environment.
We must face the situation that exists and take action to solve our environmental problems. For instance, new laws must be passed to place strict control over industrial pollution, the public must receive the education about the danger of pollution and so on. ...
1Technology(技术)has made life easier.For example,we can pay for things with our smart phones.But there are still many problems,such as environmental problems. Factory emissions(工厂排放物)make the air bad.Air pollution can bring many illnesses.The water in many rivers is also polluted.We har...