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Train companies in Tokyo are taking action to reduce the number of people jumping in front of trains.They are fitting blue lights on station platforms to try and create a more calming atmosphere.The East Japan Railway Company has invested almost $170,000 to install the lights in all of the 29 stations on the capital's busy Yamanote Line.There has been an alarming rise in the number of people committing suicide at train stations.A total of 68 people threw themselves under trains in the year up to March.This compares with 42 suicides in the same period a year earlier.In 2008, Japan had nearly 2,000 suicides by jumping in front of a train; around six percent of all suicides nationwide.Suicides have risen sharply in the past decade due to poor economic conditions.
No one knows if the blue lights will work.There is no evidence to show that blue light reduces suicidal feelings. Keihan Railway spokesman Osamu Okawa stated: "We thought we had to do something to save lives.We know there is no scientific proof that blue lights deter suicides, but if blue has a soothing effect on the mind, we want to try it to save lives." The Associated Press news agency reports on a Japanese therapist called Mizuki Takahashi.She explained her reasons why the blue lights might be a good idea: "We associate the color with the sky and the sea.It has a calming effect on agitated people, or people obsessed with one particular thing, which in this case is committing suicide," she said.Other companies are watching this experiment with interest.
英语
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Laura was married for 6 months.Her husband was using drugs.She didn't want her son or her unborn baby to live that way, but she was afraid to ask her husband to leave.She left him a note instead.After reading the note, Laura's husband waited for her to come home and then beat her and her son.
Laura had little education and she never had a good paying job.She was ashamed to ask for help from the police, courts or women's shelters.Sometimes her husband was very nice to her.She decided to try harder so her children could have a home and a father.Laura joined a church and told a priest about her problem.
But her husband kept using drugs and hurting the family.Finally, she told her husband she loved him, but they should live apart for a while.He beat her again.The priest came over to talk to her.He asked the husband to go out for a while.Laura packed up her things and left home with her son.The next day she lost the baby.Her husband went to jail.
Laura got a lot of help from groups that help women who have been beaten.Now she is in college, has her own apartment and works on special projects at a women's shelter."We got out, and it changed life for me and my child.You can do it.You can break the cycle," Laura said.
英语
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At the first sight the planet Mars does not appear very welcome to any kind of life.It has very little oxygen and water, the temperature at night is below -50~Cand winds of 100 miles per hour cause severe dust storms.However, the surface of the planet seems to show that water flowed across it some time in the past, and it is believed that there is enough ice at the poles to cover the planet with water if it melts.Although there is no life on the Mars now, some scientists think that there may have been some form of life long time ago.At that time, the planet had active volcanoes; the atmosphere was thicker and warmer; and there was water.In fact, in some ways the Mars may have been similar to the Earth, where life exists.
Some people believe that the Mars could support life in the future if the right conditions were produced.The first step would be to warm the planet using certain gases which trap the Sun's heat in the planet's atmosphere.With warmth, water and carbon dioxide (二氧化碳), simple plants could begin to grow.These plants could slowly make the Mars more suitable for living.It is estimated that the whole process might take between 100,000 and 200,000 years.In the meantime, people could begin to live on the planet in special closed environments.They would provide a lot of useful information about conditions on the Mars and the problems connected with living there.
英语
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Many people use wood stoves and fireplaces to heat their homes.Scientists have become worried about the smoke that they give off.Harmful chemicals are in the smoke.The smoke is causing air pollution.The pieces of pollution, called soot, are floating in the air.They are too tiny to see.Scientists must use a microscope to see them.
Small amounts of soot are safe, but large amounts can be dangerous.The govenment wants to limit this kind of pollution.It may stop people from using their fireplaces.
The air is tested every day.When soot levels are high, more than 65 micrograms of soot per cubic meter, factories must stop making smoke.The government thinks that limit should be much lower.
Factories produce the most smoke and soot.But the government thinks that all types of burning should be limited.The soot levels from factories and homes could be limited.Home owners may have to install new wood stoves that they comply with the new law.Or, they may not be able to bum on days when the air quality is bad.
Residents of some towns are fined if they violate the burning ban.Scientists hope these new regulations will make the air cleaner and less harmful to breathe.
英语
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The year 2000 will bring big changes in communication.Cell phones will be small enough to carry in your pocket.Videophones will let you see the person you are talking to on the phone.Tiny hand size computers will know your favorite subjects.The Internet and email will be everywhere. Technologists believe 2000 will be the year of video messaging.You will be able to see whom you're talking to.
Also in the near future small wireless boxes will pick up information from satellites.In 5 years, computers won't need to be connected through wires.
All of this will be good for rural areas and countries that don't have cable or telephone now.
In 20 years you may only need to think about something and the computer will do it.
Constance Hale is the author of Sin and Syntax, "I believe that email has been an incredible boon to communication.People are writing today where they would have been telephoning yesterday.So people are engaging with words more than they have for the last couple generations."
If people use email and the Internet more, it could make people better readers and writers.Some people think the most important part of communication is to make people understand each other better.Will technology make that easier?
The translator also comes in handy in medical emergencies.Tam Dinh says, "Where people are injured it's always important to get as much information as quickly as possible."
Bob Parks is an Associate Editor of Wired Magazine, "Bob's morning begins at about 6:45 am.and Bob is kind of mad, because Bob usually gets up at around 7:15 and likes to cut it close with his morning commute, but I look at my radio and it says that there's a traffic jam on 101 South and I'm gonna need an extra 1/2 hour.And so my radio has got a net connection, wireless net connection as well as a good old power cord to the wall and it has received notice that there's a traffic jam and it has calculated an extra 1/2 hour commute time."
Some day everything may be connected to the Internet.Your refrigerator will add milk to your Internet grocery list when the date on the carton has passed.Light bulbs will be ordered before they burn out.
It's fun to try to guess the future.Usually the predictions are wrong.The one thing we know for sure is that we can't imagine how technology will change.
英语
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Children for whom school has no point
Many children do not go to school either because their parents want them at home as carers for siblings, or simply because their parents cannot be bothered to send them.Thousands more are not registered at any school at all, because of their families' unstable lives.
Underlying this dreadful situation there are two central truths.First of all, the problem of children not going to school often has more to do with their parents than with the children themselves.Secondly, once children go to school, we need to make sure that the experience is a positive one so that they want to keep on going.
In Britain, the Ministry of Education has introduced a complex package of sticks and carrots to persuade Schools to bring truants' and excluded children back into the classroom.It is paying grants so that a thousand schools can set up special units to help these children.Schools receive the grant if they bring a target number of children back to school; if they do not meet the target, the grant is withdrawn.
Parents are the subject of this campaign, too: the Home Office has introduced fines for parents who fail to send their children to school, and has given the police power to pick up truants on the streets.
Truant=a child who does not go to school when he or she should.
英语
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If you are like most people, your intelligence varies from season to season.You are probably a lot sharper in the spring than you are at any other time of the year.A noted scientist, Ellsworth Huntington (1876-1947), concluded from other men's work and his own among peoples in different climates that climate and temperature have a definite effect on our mental abilities.
He found that cool weather is much more favorable for creative thinking than is summer heat.This does not mean that all people are less intelligent in the summer than they are during the rest of the year.It does mean, however, that the mental abilities of large numbers of people tend to be lowest in the summer.
Spring appears to be the best period of the year for thinking.One reason may be that in the spring man's mental abilities are affected by the same factors that bring about great changes in all nature.
Fall is the next-best season, then winter.As for summer, it seems to be a good time to take a long vacation from thinking!
英语
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The world's oceans have warmed 50 percent faster over the last 40 years than previously thought due to climate change, Australian and US climate researchers reported Wednesday.Higher ocean temperatures expand the volume of water, contributing to a rise in sea levels that is covering small island nations and threatening to destroy the low-lying, densely-populated low regions around the globe.
The study, published in the British journal Nature, adds to a growing scientific chorus of warnings about the pace and consequences rising oceans.It also serves as a corrective to a massive report issued last year by the Nobel-winning UN Intergovernmental Panel on Climate Change (IPCC), according to the authors.
Rising sea levels are driven by two things: the thermal expansion of sea water, and additional water from melting sources of ice.Both processes are caused by global warming.The ice sheet that sits atop Greenland, for example, contains enough water to raise world ocean levels by seven meters, which would bury sea-level cities from Dhaka to Shanghai.
Trying to figure out how much each of these factors contributes to rising sea levels is critically important to understanding climate change, and forecasting future temperature rises, scientists say.But up to now, there has been a puzzling gap between the projections of computer-based climate models, and the observations of scientists gathering data from the oceans.
The new study, led by Catia Domingues of the Centre for Australian Weather and Climate Research, is the first to reunite the models with observed data.Using new techniques to assess ocean temperatures to a depth of 700 meters from 1961 to 2003, it shows that thermal warming contributed to a 0.53 millimeter-per-year rise in sea levels rather than the 0.32 mm rise reported by the IPCC.
英语
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There are many stereotypes about the character of people in various parts of the United States.In the Northeast and Midwest, people are said to be closed and private.In the South and West, however, they are often thought of as being more open and hospitable.Ask someone from St.Louis where the nearest sandwich shop is, and he or she will politely give you directions.A New Yorker might eye you at first and after deciding it is safe to talk to you, might give you a rather unexpected explanation.A person from Georgia might be very kind about directing you and even suggest some different places to eat.A Texan just might take you to the place and treat you to lunch.
American stereotypes are abundant.New Englanders are often thought of as being friendly and helpful.Southerners are known for their hospitality and warmth.People from the western part of the United States are often considered very outgoing.These differences in character can be traced to different factors such as climate, living conditions, and historical development.
When travelling from place to place, Americans themselves are often surprised at the differing degrees of friendliness in the United States.
英语
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There Pictures from outer space now show us how much land has changed on earth.These images are taken by Landsat 7, a government satellite.The satellites have been used for 27 years.They reveal the clear-cutting of forests in the northwestern part of the United States.Pictures show the loss of rain forests in South America.
NASA's Darrel Williams speaks about the Landsat 7 Project.He said that an eruption caused trees to burn up in a large forest.Fifteen years later, pinkish images from space show that the trees and plant life are growing again.Williams says that clear-cut areas easily show up in the pictures.He wants Americans to look at how much land is being cleared of forests in our country.
Satellites have provided other information about changes on earth.In the past ten years, more than four miles have shrunk from glaciers in Alaska.Landsat 7 received these computer images of Glacier Bay in Alaska.
Hurricanes Floyd and Irene have damaged the coastline in North Carolina.Runoff from farms and silt have gone into the.ocean according to satellite images.Loss of trees and forests have caused hotter summers in southern cities such as Atlanta, Georgia.
The Landsat 7 images are like pictures in a photo album.Instead of pictures of the family, the album shows changes around the globe in the past 25 years.
A new satellite, Terra, is going to be launched by NASA soon.It will be more advanced than Landsat 7 and will take important global pictures.Ocean temperatures and energy loss will be provided by Terra daily.
英语
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