Australia is facing what could be an exceptionally intense El Niño, and the consequences could extend well beyond hotter weather and bushfire risk. Food production, electricity supply, insurance, construction and supply chains could all be affected.

Sean Aylmer speaks with Dr Graeme Riddell, Climate and Sustainability Consulting Leader, Asia Pacific at Marsh, about how extreme weather flows through the economy, what it could mean for household costs, and the “zero regrets” moves businesses should be making now.