The ice was melting fast and Steven was trying to slow it down. As he trekked back to the scientific base, he spotted something rising up from the coast. Getting closer, he saw the remains of a city. Awed, he realised he had just discovered something for more important then stopping the melting.
(Inspired by; https://sammiscribbles.wordpress.com/2019/06/15/weekend-writing-prompt-110-glacial/ with thanks).