Although we depend on it, live on it everytime, we don’t know air pollution is happening very seriously in many places around the world, including our capital - Ha Noi.. The causes that
Trang 1What are the causes of air pollution in Ha Noi?
You can still live without eating for 5 weeks, drinking for 5 days But if you don’t breath for 5 minutes, you will die Air is one of the most important things we need in our life, but we don’t appreciate it highly Although we depend on it, live
on it everytime, we don’t know air pollution is happening very seriously in many places around the world, including our capital - Ha Noi The causes that pollute the air are mainly the exhaust from vehicle, industrial sources and waste
Among this causes of pollution, vehicle emissions are probably the biggest
In Ha Noi, 70% of air pollution is from motor vehicles The more modern this city
is, the more vehicles are There is at least one motobike in each households Motor vehicle use is now generally recognised as the source of more air pollution than any other single activity Fumes from car exhaust contain dangerous gases On the other hand, vehicles aren’t fixed and maintained because most people don’t understand the consequences of vehicle emissions and the effects of the maintenance to reduce exhaust and save power Meanwhile, our road symtem is small and narrow; vehicles carring construction materials scatter sandy soil on roads that causes dust and dirt reducing air quanlity
Industrial sources are also essential causes of air- pollution in Ha Noi The exhaust are released from industry factories, which are being built more and more
in suburbs of Ha Noi Many factories are in state of the art technology deposing exhaust very well; but the others don’t Moreover, the amount of this exhaust isn’t under the strict control of management bodis The process of fuel burning and handling releases toxic gas, then through chimneys to enter the air The factor contributing to air pollution is also the build up of industry In urbanization
Trang 2process, constructions are built Pollutants arising from activities of maintaining and renewing infrastructures, roads, brigdes… are also the major cause of poor air quality in suburbs
The next cause of air pollution in Ha Noi is waste All waste has the potential to affect the environment by contaminating the air We still litter everyday but we don’t know how many tons garbage need disposing in hugo landfills It is steadily becoming harder to breathe these days as the waste includes
a lot of toxic, bacteria… and its smell is very unpleasant They are very harmful for health of people and dangerous for many creature Do you realize you are living with toxic, breathing dirty air?
In conclusion, the air pollution in Ha Noi is the difficult problem which can’t be solved in short time It is also the common problem of the global It's necessary to understand the issues and look for ways to counter it Anybody can take steps to reduce air pollution Rather than driving a car or riding a motorcycle, you can ride a bicycle or walk to perform errands Try to reduce trips and use public transportation…We must be responsible for our act and always keep our city green, clean and beautiful