Costa Rica looks for tourists not to take marine objects

With a campaign entitled "Leave us nature, take only the memory", Costa Rica tries to make tourists do not take shells, snails or coral fragments as souvenirs because they threaten biodiversity. According to the Neotropic Foundation and Aeris, administrator of the country's main airport, 10 tons of this marine material are seized each year. READ: Before they disappear: Unesco World Heritage Sites are at risk from climate change