Blue and Green: Antarctica must be better protected from tourism and other human activities, after experts noted a surge in the number of visitors travelling to the planet`s last true wildernesses.
In a new study, published in the journal PLoS Biology, researchers say that the existing protected-area system currently employed in the Antarctic is insufficient, now that 40,000 people visit each year. In 1990, only around 5,000 people frequented the continent.
Most concern for the worlds coldest, most southernmost...