/ The International Atomic Energy Agency has revealed 189 incidents of nuclear and other radioactive materials being out of regulatory control in 2019. Six of the incidents were related to trafficking or malicious use. We speak to the IAEA about security threats in the nuclear supply chain.

Also, we find out how the US is handling lobbying efforts from energy companies, discover whether stationary batteries will eclipse the EV market, and speak to ScottishPower about its 100% green energy tariff. 

Finally, we profile record-breaking solar perovskites, investigate what it will take to phase out fossil-fuelled cars, learn what Virginia's Clean Economy Act means for the state, and look at how the Covid-19 pandemic will affect the rollout of renewables.  /

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

Callum Tyndall, editor