How to pronounce“cryos”in English

cryosphere and it shouldn't come as a surprise to

Good for cryosphere researchers.

the entire cryosphere ice sheet dynamics the predictions and prognosis of the behavior of the polar ice caps for example

This is the cryosphere, the frozen part of the world.

that sound like an error that's been made at Cryos's end, do you think?

so they live inside a giant liquid helium-based refrigerator called cryostat.

liquid helium is expensive it's inconvenient you need a cryostat that that sits there and the energy consumption of that cryostat