Tourists are invading Antarctica, threatening its fragile ecosystem. Scientists and governments are pushing for the creation of an "Antarctic Code" that would limit tourist activities in the UN World Heritage site.
"We're also seeing more and more adventure tourism. There's jet-skiing, iceberg-climbing, marathons, even surfing. It will push tourism into more and more pristine areas.
"We do not want to see areas around Antarctica becoming like parts of Mount Everest, with waste lying around every corner," he added.
