Literature Review

Draft 1
Gavin:
This article shows how the forests fire in Indonesia caused by the farmers when they slash and burn causes the air pollution in Singapore to increase, so this reinforces the need for us to carry out our research and how we can avoid the harmful effects of air pollution.

https://www.healthxchange.com.sg/healthyliving/ManagingChronicIllnesses/Pages/Health-Hazards-of-Air-Pollution.aspx


Reuben:
This newspaper article reports that Singapore registered its worst level of air pollution for the year 2012 as smoke from forest fires in Indonesia blew over the city-state, triggering a health warning.
It also stated that hazy conditions could still recur and advised people with heart or lung disease, children and older adults aged 65 and above to avoid all physical activity outdoors.By learning about this topic, we can help improve this annual situation.

http://www.channelnewsasia.com/stories/singaporelocalnews/view/1224625/1/.html



Marcus:

1.) The first article shows how Sumatran open fires in the previous years resulted in higher air pollution not only in Singapore but also in other areas like Malaysia, therefore this reinforces the need for our research as it is to find out how human activities transmitted via the El Niño/La Niña-Southern Oscillation and thus by accomplishing this research, people will be able to understand when and what causes air pollution and be able to avoid it, thus increasing their lifespan by decreasing any respiratory diseases.

http://asianfootprint.blogspot.sg/2012/09/sumatra-open-fires-exacerbated-by.html

2.) The second article shows how man has created many methods for air pollution like an increase in industrial activities and an increased amount of green-house gases emissions. Although the causes may not necessarily be from our scope of research which is South-East Asia, this shows that an increasing amount of air pollution in present at any given time and more so at certain times, therefore this research measures how weather patterns fluctuate and therefore is able to see how the pollution is brought into Singapore which may affect Singaporeans in many ways depending on the level of PSI.

http://www.livestrong.com/article/133613-the-human-impact-on-air-pollution/


Yun Shu:
This article states that South-west and South winds blow noxious particles from Sumatra to Singapore. By studying the wind patterns in Southeast Asia, we will be able to tell how much of Singapore’s air pollutants are blown over from other countries. This will then enable us to find out the main causes of air pollution in Singapore so that it can be prevented to improve the air quality in Singapore.

http://www.asiaone.com/News/Latest%2BNews/Singapore/Story/A1Story20120929-374533.html

Draft 2
Gavin:
This article shows how the forests fire in Indonesia caused by the farmers when they slash and burn as a method of cultivation, which happens mostly during October, causes the air pollution in Singapore to increase. The article also stated that if this continues depending on the prevailing wind direction which carries the smoke particles of the haze, “Air pollution may then reach the moderate to unhealthy range." Therefore, by carrying out our research we will know where the human activities come from and when the haze will occur, and be able to inform the public on when to stay at home more frequently and when to come out more frequently so as to avoid the harmful effects of air pollution, such as chronic lung diseases.

https://www.healthxchange.com.sg/healthyliving/ManagingChronicIllnesses/Pages/Health-Hazards-of-Air-Pollution.aspx

Reuben:

This newspaper article reports that Singapore registered its worst level of air pollution for the year 2012 as smoke from forest fires in Indonesia blew over the city-state, triggering a health warning.
It also stated that hazy conditions could still recur and advised people with heart or lung disease, children and older adults aged 65 and above to avoid all physical activity outdoors. By learning about this topic, we can help improve this annual situation. NEA stated that "It said hazy conditions could still recur and advised people with heart or lung disease, children and older adults aged 65 and above to avoid all physical activity outdoors."

http://www.channelnewsasia.com/stories/singaporelocalnews/view/1224625/1/.html


Marcus:

Article 1
In this first article it writes about how the Sumatran burning impacts the countries around them namely Indonesia, Singapore, Kuala-Lumpur, Selangor Klang Valley, Pulau and Pulau Penang. This happens as fires spread to other parts of the forest which then burn uncontrolled thus causing the smoke and air pollution to arise which then reach Singapore and pollute the air. "This study published in Nature Climate Change on 12 August 2012 shows that during strong El Niño years land fires contribute up to 200 μg/m3 in annual average fine particulate index (PM2.5) and up to  50 ppb in ozone surface concentrations near fire sources."  Jacques Teyssier. (14 September, 2012). Sumatra open fires exacerbated by Global Warming choke Malaysia and Singapore while destroying Indonesian rain forest and biodiversity. In Asian Footprint Watch Asia Pacific is the biggest sink of biocapacity in the Planet.

http://asianfootprint.blogspot.sg/2012/09/sumatra-open-fires-exacerbated-by.html

Thus as the sentence says during specific weather fluctuations contribute even further to more pollution, and therefore we need to be able to monitor the weather patterns and where the pollution blows especially in June to September. "The haze season usually occurs each year from June to September, which is the dry season in West Indonesia and Malaysia and also a time when farmers prepare their land using the slash-and-burn method."  Jacques Teyssier. (14 September, 2012). Sumatra open fires exacerbated by Global Warming choke Malaysia and Singapore while destroying Indonesian rain forest and biodiversity. In Asian Footprint Watch Asia Pacific is the biggest sink of biocapacity in the Planet.

http://asianfootprint.blogspot.sg/2012/09/sumatra-open-fires-exacerbated-by.html

Which also affects Singapore, so by observing we can better advise the public when and when not to go out that often and therefore or research is crucial.

http://asianfootprint.blogspot.sg/2012/09/sumatra-open-fires-exacerbated-by.html

Article 2
The second article is about the impact humans have on air pollution. Also in this article it shows that more and more air pollution is present due to the increased amount of human activities. "Despite the best efforts, total emissions of greenhouse gases increased 17 percent during the years 1990 to 2007, according to the U.S. State Department's report, Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990--2007." (Lisa Michael. (May 16, 2011). The Human Impact On Air Pollution. In Livestrong.com.

http://www.livestrong.com/article/133613-the-human-impact-on-air-pollution/

 So this shows that the air pollution is increasing, although not in South-East Asia, this will definitely have some form of pollution in Singapore and therefore this research will be able to chart the amount of pollution and therefore advise people when to go out as the pollution is increasing rapidly and will affect citizens' health. "If you breathe ozone, you are likely to suffer throat and lung irritation. If you have asthma, you may find your attacks come more frequent and more intense. A 2002 study published in the Journal of the American Medical Association found a direct link between long-term exposure to air pollution and lung cancer and other respiratory conditions." Lisa Michael. (May 16, 2011). (The Human Impact On Air Pollution. In Livestrong.com.

http://www.livestrong.com/article/133613-the-human-impact-on-air-pollution/

Yun Shu:

From this Straits Times article, we can tell that South-west and South winds blow noxious particles from Sumatra to Singapore. “the haze seems to have become an annual but unhappy ritual for Singaporeans. Planters in Sumatra set fires to clear their land. South-west and south winds blow the noxious particles towards Singapore.” (Geh Min and Ivan Png, 2 October, 2012)
By studying the wind patterns Southeast Asia, we will be able to tell how much of Singapore’s air pollutants are blown over from other countries. Like in this case we know that the haze which upset Singaporeans came from Sumatra via South-west and south winds. This will then enable us to find out the main causes of air pollution in Singapore so that it can be prevented to improve the air quality in Singapore.

http://www.asiaone.com/News/Latest%2BNews/Singapore/Story/A1Story20120929-374533.html

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