Wildfires have destroyed about a third of Namibia's Etosha National Park, a roughly 20,000 square-kilometre (7,722 square-mile) tourist destination known for its wildlife, the presidency said. The wildfires began a week ago in the southwestern part of the park and is thought to have been caused by suspected charcoal-production activity on bordering commercial farms, according to authorities. The blazes have since spread rapidly due to strong winds and dry vegetation, threatening biodiversity, wildlife, and the livelihoods of local communities, the presidency said in a statement on Sunday. "The fire has caused considerable damage to the grazing in the park and the surrounding communal areas amounting to hundreds of thousands of hectares of grazing land," it said. "An unknown number of...