Palmer's solar-powered globe trot, however, will likely draw to a close before any sort of tipping point is reached. Palmer plans on stopping by the World Climate Change Conference in Poland before heading home in December to celebrate his epic, record-setting journey around the world.
But don't count on this Swiss pioneer to remain in park.
Palmer is already planning an 80-day, solar-powered race around the world, scheduled for some time next year.
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