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