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      • Hazel Pfeifer
        Producer

        Hazel Pfeifer is a Producer for CNN's Global Features Team based in Hong Kong

        Full Bio

      • NASA is mapping duststorms from space with this new high-tech device

      • How 'seafloor detectives' uncovered the secrets of the world's biggest underwater volcano

      • These women chase hurricanes to gather crucial weather data

      • Tourism killed Thailand's most famous bay. Here's how it was brought back to life

      • The patients at this New Zealand rehab center aren't people -- they're penguins

      • Smart tech is helping to save China's giant pandas

      • 'I've never seen a snow leopard in the wild' -- the anthropologist who has spent two decades protecting Pakistan's elusive big cats

      • The woman saving seahorses from 'annihilation fishing'

      • Solving India's deadly conflict between humans and elephants

      • A hospital ward made from trash highlights Arthur Huang's mission to revolutionize recycling