Mountain ranges and valleys hundreds of miles long are hidden deep beneath Western Antarctica’s vast ice region, a discovery that scientists say shows Antarctica could contribute even more to rising global sea levels.
https://www.washingtonpost.com/news...-deep-beneath-its-ice/?utm_term=.5b253450bbfd
https://www.washingtonpost.com/news...-deep-beneath-its-ice/?utm_term=.5b253450bbfd