The break-up of an ice arch of the gigantic Argentine glacier Perito Moreno, in Patagonia, began on Saturday and is expected to last two to three days until its peak, a natural phenomenon that attracts thousands of tourists. [19659002ThewaterstartedflowingintheglacieronSaturdayat08:40(1140GMT)saidLosGlaciaresNationalParkinPatagonialocated2000kmsouthwestofBuenosAires
Throughout the day, this phenomenon "became more overt and voluminous," according to the same source.
Water erodes the glacier and the process ends when the ark or ice bridge collapses. [19659002Themomentofrupture"isalwaysspectacularandwhathappensisthatthistimemorewaterhasaccumulatedthanduringthelastthreeorfourbreaks"thechannelsaidLucianoBernacchidirectoroftheGlaciariumamuseumlocatedneartheGlacierNationalPark
According to this expert, this is a natural phenomenon for this type of glacier, that is to say that it maintains its average size, unlike others that shrink.
The collapse of the glacier Perito Moreno, a UNESCO World Heritage Site, usually attracts thousands of visitors, although it occurs in March, that is, at the end of summer and the beginning of the austral autumn.
This phenomenon, one of the most impressive natural world, occurs every two to four years since 2004 when it was not read produced in the previous 16 years. The last time in 2016 was in broad daylight and thousands of tourists had attended.