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Wednesday, April 16, 2008

pollution is there for everyone

What are the consequences of pollution? How can we control it?Pollution is a serious problem nowadays. Cars running around the streets, factories emitting toxic smoke, sewage being dumped into the sea, and oil being spilled into the ocean, are very common in our society. We, the human being, have caused theses pollutions at the first place, but now the pollutions have come to threaten us.Our health is deteriorated as result of emission of carbon dioxide from the vehicles, and sulfer dioxide and nitroxide from industries. These gases are often trapped in the city, creating smog that could worsen asthma, impair lung function, and even cause death. Increasing pollutants such as carbon dioxide and chlorofluorocarbon can cause global warming and depletion in the ozone layer. When ozone layer is depleted, more UV rays can penetrate to our atmosphere, thus causing skin cancers. In fact, statistics show that there is about ten percent increase in skin cancer rate in the world since 1995. In addition, much of our groundwater is being polluted because farmers use chemical fertilizes, pesticides, and herbicides to raise their crops. These chemicals can seep easily from the farmland to the groundwater, causing diseases to us.

It is not just we are affected by pollution; animals and plants are also affected by pollution. Animals and plants would become dehydrated from the extreme heat. Ice would melt more quickly, destructing the habitat of polar bears. Fish and other marine animals would die from oil leakage and the presence of untreated sewage in the sea.

However, we can all reduce pollution by changing our lifestyle. Instead of driving cars, we can take public transits, ride bikes, and walk more frequently. We should try to reduce, recycle, and reuse things as much as we can. Since factories are the number one cause of acid rain, they should reduce their amount of emissions as much as possible. For instance, they could install rubber scrappers on their chimneys to trap sulfer dioxide and nitroxide from escaping to the atmosphere. Governments should also set up strict laws and legislations regarding chemicals usage on farms. Instead of using chemical fertilizers, pesticides, and herbicides, farmers should use natural fertilizers and insects-resistant crops that are invented by biotechnology. Furthermore, governments need to raise public awareness on pollution control through education. Teachers have to address to all students on how to restrict pollution.

In short, pollution threatens both the mankind as well as the environment, but I believe we can restrict pollution by working together so that our future will have a clean environment.

Wednesday, April 9, 2008

Final Finally Comes

The spring is coming. In this tropical island, the subrogation of seasons is not so obvious. I am quite busy these days because of the semester is coming to the end, which means a bunch of exams are around the corners.

The EG1471 course is also coming to the end. Lots of reluctance to leave my classmates and tutor.

Tuesday, April 8, 2008

We can play a role!

Climate change may be a big problem, but there are many little things we can do to make a difference. If we try, most of us can do our part to reduce the amount of greenhouse gases that we put into the atmosphere. Many greenhouse gases come from things we do every day. As we have learned, these greenhouse gases trap energy in the atmosphere and make the Earth warmer.
Driving a car or using electricity is not wrong. We just have to be smart about it.Some people use less energy by carpooling. For example, four people can ride together in one car instead of driving four cars to work. Here are some additional ways you can help make the planet a better place!
ReadLearning about the environment is very important. There are many good books that will help you learn. To get started, ask a teacher or a librarian for some suggestions. You also can look at the Links page to find other good web sites with information about the environment and climate change.
Save ElectricityWhenever we use electricity, we help put greenhouse gases into the air. By turning off lights, the television, and the computer when you are through with them, you can help a lot.
Bike, Bus, and WalkYou can save energy by sometimes taking the bus, riding a bike, or walking.
Talk to Your Family and FriendsTalk with your family and friends about climate change. Let them know what you've learned.
Plant TreesPlanting trees is fun and a great way to reduce greenhouse gases. Trees absorb carbon dioxide, a greenhouse gas, from the air.
RecycleRecycle cans, bottles, plastic bags, and newspapers. When you recycle, you send less trash to the landfill and you help save natural resources, like trees, oil, and elements such as aluminum.
When You Buy, Buy Cool Stuff:There are lots of ways we can improve the environment. One of the ways to reduce the amount of greenhouse gases that we put into the air is to buy products that don't use as much energy. By conserving energy, we help reduce climate change and make the Earth a better place. Some products – like certain cars and stereos – are made specially to save energy.