USS Zumwalt returns to Navy fleet following hypersonic missile system upgrade after delays from power plant issues. Separately: World Cup spectator travel accounted for 80% of the tournament's total greenhouse gas emissions.
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Issues tied to Zumwalt's hugely powerful hybrid-electric power plant and other factors have set back its return to the fleet. The post USS Zumwalt Set To Return To Fleet After Long Anticipated Hypersonic Missile Upgrade appeared first on TWZ .
The latest estimates reveal that the majority of greenhouse gas emissions from large-scale events such as the FIFA World Cup stem from spectators traveling to host cities.