https://motherboard.vice.com/en_us/article/vbjeay/sea-level-rise-will-flood-key-internet-infrastructure-within-15-years

Critical portions of America’s internet infrastructure, particularly in New York City, Miami, and Seattle, may be submerged and damaged by rising sea levels—possibly within the next 15 years, according to research presented Monday at a meeting of internet researchers.

The peer-reviewed study found that projected increases in coastal flooding over the coming decades—a trend linked with human-driven climate change—could have “a devastating impact on Internet communication infrastructure even in the short term.”