Icon Request: Energy sources
## Icon Request

* Icon name: solar, windturbine, water, geothermal, nuclear
* Tags of this icon: solar, windturbine, water, geothermal, nuclear
* Use case: For UIs/Websites that would like to highlight energy sources
* Screenshots of similar icons:
![Energy sources](https://user-images.githubusercontent.com/33750251/59486878-c2f89e00-8e72-11e9-9230-9984dd7cca65.png)

