Bird the builder
![null](/web/20161214160524im_/http://www.theage.com.au/content/dam/images/4/n/p/j/3/image.related.wideLandscape.220x124.4npj2.png/1480295052089.jpg)
- Video duration
- 01:37
Legal producer of recreational marijuana in the US, Evergrow Northwest, is experimenting with energy-efficient alternatives to grow its crops.
Save articles for later.
Subscribe for unlimited access to news. Login to save articles.
Return to the homepage by clicking on the site logo.