The strongest version of this narrative is that Antarctica’s sea ice decline is not just a physical indicator of climate change but a driver of profound ecological shifts. Satellite data provide an unprecedented, large-scale view of these changes, revealing how phytoplankton blooms and species dominance are altering in response. The study credibly highlights the contrast between krill and salps, framing the latter’s rise as a potential disruption to carbon cycles and food webs. This is a well-su...