Year | 2019 |
---|---|
Project Category | Research Projects |
Project Title | From Public Health to Forestry: Probing into Urban PM Pathogenesis and Alleviation Strategies |
Participator | Su-Ting Cheng |
Job Title | PI |
Period | 2019.01 ~ 2019.12 |
Unit | Academia Sinica |
Abstract |
本計畫利用公民科學計畫所搜集的空氣盒子資料,以地理統計模型評估PM2.5濃度與車流量、都市森林覆蓋度、寺廟燒香/燒紙錢間之關連性,以提供全台北市在空間及時間上具體的PM2.5的估算。根據此模型,我們發現行道樹具有降低PM2.5濃度的效益。然而,當來自交通及寺廟等主要PM污染源大於樹木可改善的能力時,PM2.5的濃度則由污染源的濃度來主宰。為進一步了解都市樹木對減少懸浮微粒空氣污染之效用,我們利用掃瞄式電子顯微鏡(SEM)計算樹葉中PM2.5的數目。結果發現接觸角及葉片厚度會影響樹葉截留PM2.5的能力。 |
Note | SDG17 Partnership for the Goals Q2-1 Direct involvement in national government SDG policy development, including identifying problems and challenges, developing policies and strategies, modelling likely futures, monitoring and reporting on interventions, and enabling adaptive management |
Language | English |