Tweet of the Night:

[applegrove]

Link to tweet

Solar panels covering a narrow canal in India. Panels stop evaporation. Water cools the solar panels.

[PortTack]

1. Why are we not doing things like this??!!

[Journeyman]

4. We are . . .

https://www.asce.org/publications-and-news/civil-engineering-source/civil-engineering-magazine/article/2022/03/solar-panels-over-california-canals-test-possible-joint-siting-benefits

[Hermit-The-Prog]

2. Imagine acres and acres of asphalt parking lots shaded by solar panels.

Every 'high rise' with a roof garden and all spaces between windows that receive any sunlight being covered with solar panels.

A panel doesn't have to be situated for maximum collection if you have excess panels.

[applegrove]

3. And they have solar panels on rolls of plastic you just roll on. Perfect for those

sky scrapers with reflective glass everywhere.

[Hermit-The-Prog]

5. I wasn't aware of those. Thanks!

[2naSalit]

6. Rooftop gardens...

Have had issues in the past, especially for older buildings. The weight of the dirt or water for hydroponics and all that goes with it has proven to be too much for many a rooftop.

But there are ways to grow food in the city and incorporate the works into the building somehow.

[Hermit-The-Prog]

7. Not necessarily for food -- cooling and water management ...

https://www.architecturaldigest.com/gallery/rooftop-garden-designs-around-the-world

https://www.growingagreenerworld.com/rooftop-farming-in-nyc/