evidence: Joughin, I., Smith B.E. and Medley, B. 2014. "Marine Ice Sheet Collapse Potentially Under Way for the Thwaites Glacier Basin, West Antarctica." May 16. Science. 344,735-738.DOI:10.1126/science.1249055 [...] Pattyn, F., Favier, L., Sun, S. et al. 2017. "Progress in Numerical Modeling of Antarctic Ice-Sheet Dynamics." July 21. Current Climate Change Reports. 3, 174–184. https://doi.org/10.1007/s40641-017-0069-7 [...] Siegert, M.J., et al 2019. "The Antarctic Peninsula under a 1.5°C global warming scenario." June 28. Frontiers in Environmental Science. v.7: 102. https://doi.org/10.3389/fenvs.2019.00102