The 2030 FIFA World Cup will send dozens of football teams and hordes of fans crisscrossing the globe for matches on three continents, sparking alarm over the environmental cost.

An announcement on the 2030 and 2034 World Cups will be made today, with expectations of a dramatic expansion of geographic footprint and with that planet-heating greenhouse gas emissions.

While Saudi Arabia is the lone candidate for 2034, Morocco, Spain and Portugal have formed a joint bid for the 2030 tournament, with Uruguay, Argentina and Paraguay each also set to host a match.