Genetically engineered trees as street lighting?

[Ray McCarthy]

Never going to be very bright, but perhaps allow electricity savings between 1am and 5am?
How research into glowing fungi could lead to trees lighting our streets
Mystery of why and how fungi can glow in the dark solved?

 

[J Riff]

Treemendous! We can become like the deep ocean, where every creature carries its own light.

 

[Stephen Palmer]

I find bioluminesence fascinating. There was an excellent documentary about it on telly recently.