（left）Green roofs are only one mechanism to improve the environmental performance of a city. To address this, the City brought together private and public experts to develop a comprehensive approach to economically sound and environmentally sustainable urban design.
（right）Baseline data such as the extent of tree canopy (in green) and areas with elevated surface temperatures (in red) was a critical tool for informing the task forces of
the extent of, the correlations between, and the location of Chicago’s environmental challenges.
綠色屋頂有助于提包城市可持續性能，政府為此召集專家制定經濟的，合理的，環境可持續發展戰略。圖中紅色和綠色以及地區的相應數據是知曉芝加哥環境挑戰位置和相關性的重要工具。
City staff used the recently completed webbased zoning layer to categorize and measure Chicago’s land uses. Development sites were the focus of the Site Design
Task Force whose mission was to encourage more sustainable site design on private developments.
一個芝加哥土地用途分類和度量，鼓勵更多私人性質的可持續發展場地設計。
The stormwater infiltration planters at the Rush University Medical Center are an example of the alternative stormwater best management practices that are now being
encouraged through the updated Chicago Sustainable Development Policy (GUD 3.3).
3,3計劃，在Rush大學醫學中心進行的雨水滲透花盆之于最佳雨水管理實踐。
The green wall constructed in the Lakeshore East Development visually softens the concrete wall, lower the temperature of the parking base and mitigates stormwater.
This is another example of the implementation of GUD Action 3.3.
3,3計劃，用氯化柔化混凝土墻，講題停車庫庫溫度和減少雨水沖擊。
