Extreme events, such as those caused by climate change, economic or geopolitical shocks,
and pest or disease epidemics, threaten global food security. The complexity of causation,
as well as the myriad ways that an event, or a sequence of events, creates cascading and
systemic impacts, poses significant challenges to food systems research and policy alike. To
identify priority food security risks and research opportunities, we asked experts from a
range of fields and geographies to describe key threats to global food security over the next …