Reuters: A Swiss teacher completed the first round-the-world trip in a solar-powered car on Thursday and said he hoped the 52,000-km (32,000-mile) odyssey would inspire carmakers to make greener models. Louis Palmer smashed his “solar taxi” through a wall of polystyrene blocks marking the end of the 17-month trip outside the venue of U.N. climate talks in Poland with Yvo de Boer, the U.N.’s top climate change official, in the passenger seat. “I think it’s great — he’s driven around the …