Generate shadows without trees: vegetable awnings, a new way to generate shadows in the city. ( www.singulargreen.com )
I found these kind of cool as an idea, as they can be added rather easily to existing cities and provide some greenery without taking up space, while providing shade:
![](https://kbin.chat/media/cache/resolve/entry_thumb/4d/08/4d081ff10e00d21e3ca906742a42926456ca5f9cf69bbbd59c34100777299909.jpg)