A. balance B. communicate C. contaminated D. deprive E. disruptive F. dramatically G. interrupt H. mate I. occupational J. respectively K. vibrations |
Noisy Earth
When we think of pollution, we usually think of harmful toxins in the environment. For example, air pollution is
Noise pollution consists of loud sounds in the environment that are
Why should we be concerned about noise pollution? According to a World Health Organization report, noise can cause serious health problems. It may
Physical health problems are just some of the effects of noise. Noise also affects learning ability and memory. Noise poses a threat to animals in nature as well, which can cause them to die from lack of food. For example, some types of birds cannot find food in areas that have bad noise pollution. Whales, for example, produce sounds in order to
Countries around the world recognize that noise pollution is a real problem. Many government agencies already control noise from trucks and buses. Noise barriers covered with plants along the highway
downtown | jam | suit | greenhouse gases |
public transport | complain | anger | get stuck in traffic |
Mary: Morning, Martin. Well, I cycle so I don’t
Martin: Well, I don’t cycle but I do take
Mary: Public transport is also a good way to help reduce the level of
Martin: I know so many people who
Mary. That kind of attitude is common but I think more and more people are beginning to do something which
cause global warming, pick up, sharing cars, get stuck in a traffic jam, are addicted to, make excuses, protect the environment, do a lot of harm |
Many people often
Too many cars
A. capable B. effectiveness C. employing D.exposure E.famously F. joining G. limitation H. minimal I.precisely J.recognizing K.worthwhile |
Clean Air Act
The air in modern homes and offices is pretty clean,but not as clean as it might be.Often it contains small amounts of volatile(挥发性的),poisonous,organic compounds.Long-term
Finding an effective way to do so has proved difficult.But Stuart Strand, Long Zhang and Ryan Routsong, of the University of Washington,in Seattle,think they have succeeded,As they report in Environmental Science and Technology, their method involves
The idea of
Dr Strand, Dr Zhang and Mr Routsong thus sought something suitably transgenic ( 转 基 因 的),but that does not flower indoors. The plant they settled on was Devil's vine,
affect effect environment float negative extremely produce recycle shocking solution take action thick |
A Plastic Ocean a film to make you think. Think, and then act. We need to
The film begins as a journey to film the largest animal on the planet, the blue whale. But during the journey the filmmakers make the
But the film doesn't only present the
equally recycle portion dissolve threaten countless capable convenient comforts concern |
The pollution of the earth’s soil and water has become an issue of great concern. Until recently, most of that
Marine pollution is far from new. For over a million years, people have thought of the sea as a
As civilizations grew, more different pollutants were dumped into the seas. Still, this pollution did not really threaten the marine environment. The seas seemed
A. constituents B. ultimately C. exhausts D. economical AB. conventional AC. electricity AD. approximately BC. contributes BD. extent CD. substances ABC. generates |
Driving an electric car
The study was carried out by the University of Minnesota. The researchers estimated how levels of fine particulate matter (细颗粒物) and ground-level ozone — two important
It was no surprise that electric cars whose batteries were recharged with power from wind, solar or hydro-electric sources came out to be virtually free from harmful
Biofuels also caused more health problems than petrol. But diesel, which often
Overall, the study shows that electric cars are cleaner than those traditional vehicles only if the power used to charge then is also clean. That is hardly a surprise, but the