The most well-known conference with several accompanying events in the field of hydrogen energy, under the auspices of the International Association for Hydrogen Energy (IAHE), hosts more than several thousands of attendees from more than hundred countries and offers numerous opportunities for participants, exhibitors and sponsors to exchange scientific and market information with global leaders in business, governments and scientific communities.

The Cities which have hosted the WHEC are:

1976 – 1^st WHEC, Miami Beach, USA


1978 – 2^nd WHEC, Zurich – Switzerland


1980 – 3^rd WHEC, Tokyo – Japan


1982 – 4^th WHEC, Pasedena – USA


1984 – 5^th WHEC, Toronto – Canada


1986 – 6^th WHEC, Vienna – Austria


1988 – 7^th WHEC, Moscow – Russia


1990 – 8^th WHEC, Honolulu, USA


1992 – 9^th WHEC, Paris – France


1994 – 10^th WHEC, Cocoa Beach – USA


1996 – 11^th WHEC, Stuttgart – Germany


1998 – 12^th WHEC, Buenos Aires – Argentina


2000 – 13^th WHEC, Beijing – China


2002 – 14^th WHEC, Montreal – Canada


2004 – 15^th WHEC, Yokohama – Japan


2006 – 16^th WHEC, Lyon – France


2008 – 17^th WHEC, Brisbane – Australia


2010 – 18^th WHEC, Essen – Germany


2012 – 19^th WHEC, Toronto – Canada


2014 – 20^th WHEC, Gwangju City – South Korea


2016 – 21^st WHEC, Zaragoza – Spain


2018 – 22^nd WHEC, Rio de Janerio – Brazil