Upwelling Indices Time Series over the four Major Eastern Boundary Upwelling Systems from the 1981-2019 European Space Agency Sea Surface Temperature Climate Change Initiative (ESA SST CCI) Analysis Product.

Emmanuelle Autret, IFREMER, Univ. Brest, CNRS, IRD, Ifremer, Laboratoire d'Océanographie Physique et Spatiale (LOPS), Plouzané, France, Yves Quilfen, IFREMER/Univ. Brest, CNRS, IRD, Laboratoire Océanographie Physique et Spatiale, Plouzané, France and Pierre Tandeo, Telecom Bretagne, Brest, France; IMT-Atlantique, Département Signal et Communications, Brest, France