16
譚 文(主任醫生)Tam Man
PM2.5是甚麼?
ኽਖ਼ʧୗd
PM
d
ߵ
˖Ό၈
މ
particulate matter
ᒶ
ي
f
PM2.5
ܸ݊ɽंʕٜࢰʃ
א
ഃ
2.5
ฆϷٙᒶ
ي
dɰ၈
މ
̙ɝ٬ᒶ
ي
f̴ٜٙࢰᒔʔՑɛٙ
᎘ቻകٙ
1/20
f
PM2.5
ਪᕚd݊
ߕ
ί
1997
ϋ
̈Ըٙd˴
ࠅ
݊
މ
əһϞࣖή္ᎇഹʈุʷ˚ू
೯࢝Ͼ̈ତٙeίᔚᅺʕׁଫٙ࿁ɛϞٙ
ʃᒶ
ي
fᒱ್
PM2.5
̥݊ήଢɽंϓʱʕўඎ
ܘ
ˇٙଡ଼ϓʱdШ̴࿁٤ंۜሯձঐԈ
ܓ
ഃϞࠠ
ࠅ
ٙᅂᚤfၾ༰ٙɽंᒶ
ي
ˢd
PM2.5
ࢰʃd
బўɽඎٙϞ
ݭ
eϞ
ي
ሯ˲ίɽंʕٙ৾वࣛග
ڗ
e፩൷ᕎჃdΪϾ࿁ɛੰձɽंᐑྤۜሯ
ٙᅂᚤһɽf
˸
ۃ
Ң٤ंۜሯ˴
ࠅ
္݊¨̙іɝᒶ
ي
©ձ¨ᐼ
ᘔओᒶ
ي
©dήٙ٤ंۜሯ˚జʕ੬ԈவՇ
ࡈ
Τοf̙іɝᒶ
ي
ɦ၈
މ
PM10
dܸٜࢰɽ
2.5
PM2.5監測告訴我們甚麼?
ฆϷeഃ
א
ʃ
10
ฆϷd̙˸ආɝɛٙխіӻ୕
ٙᒶ
ي
iᐼᘔओᒶ
ي
ɰ၈
މ
PM100
dуٜࢰʃ
א
ഃ
100
ฆϷٙᒶ
ي
f္ٙනҏႭԸdவ
PM2.5
Ч˷ᒔ݊
ܝࡈ
ৎʘӸdШவ
ܝࡈ
ৎʘӸᆽྼʔ
ׁ̙ൖf
PM2.5危害有多大?
ᔼኪਖ਼Ⴉ
މ
dᒶ
ي
ிϓٙϲᛣ˂ं࿁ɛ
ੰٙΚ
ޟ
Ї
ࠅ
ˢӍྡྷᅳһɽfࢰ
10
ฆϷ˸ɪٙ
ᒶ
ي
dึኺίɛٙᄀɿ̮ࠦiࢰί
2.5
ฆϷЇ
10
ฆϷʘගٙᒶ
ي
dঐආɝɪխі༸dШʱ
̙ஷཀຈ૰ഃર̮̈d̤̮ɰึᄀഢlzٙ
ˣ
ڜ
ኺd࿁ɛੰΚ࿁༰ʃiϾࢰί
2.5
ฆ
Ϸ˸ɨٙᒶ
ي
dу
PM2.5
dɛʔՑdʔ
ڜ
ኺdіɝɛ
ܝ
ึٜટආɝ˕ं၍dʍᓔ٬
ٙंʹ౬dˏ೯ࡲఁe˕ं၍
ف
ձːА၍षഃश
षfʕʈ৫৫ɻeᄿψխіशषӺ
ڗהה
ᙒ
ʦϋ
3
˜
2
˚dਕ৫бəᅄӋจԈ
ܝ
อ
ࠈࡌ
ٙ
ᐑྤ٤ंۜሯᅺfෂద၈jอᅺ௰ɽٙ
ڥ
ᓃ݊ᄣ̋ə
PM2.5
္ධͦdʦϋίٜᒍ̹ձึ
̹۬ྼ݄d
2016
ϋᔧႊΌf
ʔٝɛ
ࡁ
݊щাdɓ
ݬ
ࣛගd
ߕ
ɽԴʮбٙ
̏ԯᐑྤ٤ंϮ
ݑ
ܸᅰձҢ
ࡁ
֜˙ʮбܸٙᅰᐼ݊
ʔɓ
ߧ
d
ߕ
˙ᐼႭ̏ԯٙ٤ंۜሯࢨdϾҢ
ࡁ
ʮб
ٙˢ
ߕ
˙Ⴍٙ
ࠅ
λdࡡΪίࡳՅճkࡡԸఱ݊ࢨ
ί
PM2.5
ɪd
ߕ
˙္வ
ࡈ
༟ࣘdϾҢ˙˸
ۃ
ʔ္
fбᐑྤ٤ंۜሯᅺٙ˂dɽ̹۬ක္வ
ࡈ
༟ࣘd̏ԯ̹ʮб˚
ܝ
ӊͭ˙Ϸ
PM2.5
݊
3
ฆдdϾɨʘ
ۃ
݊ӊͭ˙Ϸ
271
ฆдdࢨə
90
ε
࠴
l
ԟჿd
PM2.5
݊
ܣ
ჿΫԫՅk
ޟމ
ჿ
ࠅ
ʮб̴k္
PM2.5
ঐഗҢ
੭ࡁ
Ը
ޟ
ჿճkලᎲϪंၽ˸ʿᐑ
ڭ
˙ࠦٙਖ਼Ϟ˸ɨ༆ഈf
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