/ As the cultivation and sale of cannabis continues to be legalised across North America and elsewhere, we ask what the implications are for energy grids. 

Also, we consult experts to get the full story on the UAE's Barakah nuclear power plant, investigate whether coal has become uninsurable, and look at sustainable energy pledges from across the tech sector. 

Finally, we learn about constraint payments for wind farms, report on a team from Yale's efforts with osmotic energy, speak to University of Bristol researchers about their plan for "near-infinite" nuclear power, and examine Turkey's solar power market.  /

Read on for all this and more, and join the conversation on Twitter. 

Callum Tyndall, editor