This is a linkpost for our paper on nuclear winter just published in the New Zealand Medical Journal. The paper explores food security in New Zealand under several nuclear winter scenarios and finds there is the potential for excess calories but only if robust solutions to fuel and transport supply are found. 

Paper (paywalled): 

Preprint (free):

Video (2 min): 

Additional preprint on frost resistant crops: 

Media coverage: 

Blog pulling together additional information on National Risk Assessment: 

Thanks to the EA Long-term Future Fund who provided a grant to Nick Wilson the lead author.