開頭那一堆鳥應該是黃頭鷺 又稱為牛背鷺 希望沒有搞錯 

然後 我一直在鼻子癢 唉......

參考來源

警官

https://www.freepik.com/premium-vector/police-officers-man-woman-stand-near-police-car_11025953.htm

EPA WaterSense Budget Tool

https://www.epa.gov/watersense

https://www.epa.gov/watersense/water-budget-tool

USGBC https://www.usgbc.org/

LEED v4 Reference Guide-BD+C (ISBN: 978-1-932444-18-6)