有沒有 PM2.5 一個AQI 兩種算法的八卦? - 大陸工作
By Lucy
at 2015-08-19T14:28
at 2015-08-19T14:28
Table of Contents
※ [本文轉錄自 Gossiping 看板 #1Lr1t9qq ]
作者: hsujerry (NHK 宅宅) 看板: Gossiping
標題: [問卦] 有沒有 PM2.5 一個AQI 兩種算法的八卦?
時間: Wed Aug 19 14:10:05 2015
AQI: Air Quality Index,空氣質量指數。
是定量描述空氣品質狀況的非線性無量綱指數。
其數值越大、級別和類別越高、表示顏色越深,
說明空氣污染狀況越嚴重,對人體的健康危害也就越大。
(Wiki: https://goo.gl/pP2gEH)
然而同個地方,卻發現有兩套不同數據~
~~
Beijing AQI: 134, Unhealthy.
http://i.imgur.com/C9dqx6T.jpg
http://aqicn.org/city/beijing/
~~
北京空氣質量指數: 73, 良.
http://i.imgur.com/MeCTKLy.jpg
http://www.pm25s.com/beijing.html
網站還自我吐槽 http://i.imgur.com/hdHKYXx.jpg
這樣北京AQI到底是 134(Unhealthy) 還是 73(良)?
為何同個AQI,要有兩套數據?算式又是什麼?有掛嗎?
ps. Taipei AQI: 65, Moderate.
http://i.imgur.com/c4EIYKI.jpg
http://aqicn.org/city/taipei/
~~
東亞AQI分布 http://i.imgur.com/I5pNeTi.jpg
http://aqicn.org/map/beijing/#@g/30.0719/116.6233/5z
北京AQI分布 http://i.imgur.com/T0bEWBe.jpg
http://aqicn.org/map/beijing/#@g/39.8727/116.3792/11z
無錫AQI分布 http://i.imgur.com/P8c9Qib.jpg
http://aqicn.org/map/beijing/#@g/31.4871/120.3937/10z
台北AQI分布 http://i.imgur.com/lTrerkV.jpg
http://aqicn.org/map/beijing/#@g/25.0274/121.5353/12z
北台灣AQI分布 http://i.imgur.com/FsgLWVB.jpg
http://aqicn.org/map/beijing/#@g/24.7414/121.1672/10z
中台灣AQI分布 http://i.imgur.com/ql0aev3.jpg
http://aqicn.org/map/beijing/#@g/23.9258/120.6958/10z
嘉南AQI分布 http://i.imgur.com/G1BNHFc.jpg
http://aqicn.org/map/beijing/#@g/23.2254/120.2495/10z
高屏AQI分布 http://i.imgur.com/xI58Sip.jpg
http://aqicn.org/map/beijing/#@g/22.6005/120.4647/11z
--
作者: hsujerry (NHK 宅宅) 看板: Gossiping
標題: [問卦] 有沒有 PM2.5 一個AQI 兩種算法的八卦?
時間: Wed Aug 19 14:10:05 2015
AQI: Air Quality Index,空氣質量指數。
是定量描述空氣品質狀況的非線性無量綱指數。
其數值越大、級別和類別越高、表示顏色越深,
說明空氣污染狀況越嚴重,對人體的健康危害也就越大。
(Wiki: https://goo.gl/pP2gEH)
然而同個地方,卻發現有兩套不同數據~
~~
Beijing AQI: 134, Unhealthy.
http://i.imgur.com/C9dqx6T.jpg
http://aqicn.org/city/beijing/
~~
北京空氣質量指數: 73, 良.
http://i.imgur.com/MeCTKLy.jpg
http://www.pm25s.com/beijing.html
網站還自我吐槽 http://i.imgur.com/hdHKYXx.jpg
這樣北京AQI到底是 134(Unhealthy) 還是 73(良)?
為何同個AQI,要有兩套數據?算式又是什麼?有掛嗎?
ps. Taipei AQI: 65, Moderate.
http://i.imgur.com/c4EIYKI.jpg
http://aqicn.org/city/taipei/
~~
東亞AQI分布 http://i.imgur.com/I5pNeTi.jpg
http://aqicn.org/map/beijing/#@g/30.0719/116.6233/5z
北京AQI分布 http://i.imgur.com/T0bEWBe.jpg
http://aqicn.org/map/beijing/#@g/39.8727/116.3792/11z
無錫AQI分布 http://i.imgur.com/P8c9Qib.jpg
http://aqicn.org/map/beijing/#@g/31.4871/120.3937/10z
台北AQI分布 http://i.imgur.com/lTrerkV.jpg
http://aqicn.org/map/beijing/#@g/25.0274/121.5353/12z
北台灣AQI分布 http://i.imgur.com/FsgLWVB.jpg
http://aqicn.org/map/beijing/#@g/24.7414/121.1672/10z
中台灣AQI分布 http://i.imgur.com/ql0aev3.jpg
http://aqicn.org/map/beijing/#@g/23.9258/120.6958/10z
嘉南AQI分布 http://i.imgur.com/G1BNHFc.jpg
http://aqicn.org/map/beijing/#@g/23.2254/120.2495/10z
高屏AQI分布 http://i.imgur.com/xI58Sip.jpg
http://aqicn.org/map/beijing/#@g/22.6005/120.4647/11z
--
Tags:
大陸工作
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