Fig. 1: Surface trends in Antarctic chl-a (1997–2023).
From: Antarctic phytoplankton communities restructure under shifting sea-ice regimes
Chlorophyll data are from the European Space Agency ocean-colour climate change initiative project (OC-CCI) product. a, Map showing decadal chl-a trends (Sen slope; Methods) during summer. b, Monthly-mean chl-a anomalies during summer. c, Annual-mean chl-a anomalies. The red lines in b and c represent the trends calculated using the locally estimated scatterplot smoothing (LOESS) approach. Shapefiles for the Antarctic Shelf Break in a from ref. 63 under a CC-BY 3.0 license.
