New Delhi, April 25 -- The United Kingdom government is about to host a summit with the International Energy Agency (IEA) on the future of energy security. It does so as the world grapples with war, geopolitical realignments and trade barriers, against a backdrop of accelerating climate upheavals. One of the expected outcomes of this summit is a new, agreed definition of what constitutes energy security in the 21st century.

Common understandings of energy security have focused on making supplies reliable and affordable, with less attention paid to ensuring sources of energy are sustainable and less volatile over the medium- and long-term. This neglect compromises our collective security.

The IEA's 31 member countries and 13 associates i...