In a recently published journal article, we argue that there is a pressing need for a systemisation of the impacts of COVID-19 on water, energy and food security. We also explore the tangible impacts of the pandemic, including negative aspects, like increase in medical waste, and positive aspects, like some improvements in air quality and carbon emissions.  The COVID-19 pandemic offers an opportunity to examine the impacts of system-wide crises on key supply sectors, such as water, energy, and food. These sectors are becoming increasingly interlinked in environmental policy-making and with regard to achieving supply security. Now, there is a pressing need for a systematization of impacts and responses beyond the disruptions on individual supply sectors. Specifically, this paper provides …