Which major sustainability milestone did Tesla's Semi truck achieve in 2022 that revolutionized the electric trucking industry?

The transportation industry is rapidly evolving with sustainability initiatives taking center stage. Major manufacturers are racing to develop zero-emission vehicles for commercial transport. One particular breakthrough in electric heavy-duty trucking has generated significant buzz among industry professionals. Test your knowledge about a landmark sustainability development in commercial transportation!

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Completed a 500-mile journey fully loaded with 81,000 pounds of cargo on a single charge
Implemented the first hydrogen fuel cell backup system in an electric semi truck
Achieved the industry's first fully autonomous cross-country freight delivery without human intervention
Integrated solar panels capable of generating 15% of the truck's daily energy needs