Table 1. Antarctic lake sediment cores used in this work.

Core	Lake	Depth	Lat/Lon	Altitude
ES12-0302 ES12-0301	Escondido	5.2 m	62°37’06.57”S 61°03’36.50”W	92 m
CN12-0301G	Cerro Negro	2.2 m	62°37’41.30”S 61°00’19.99”W	100 m
LIM08-A2A LIM08-F1A	Limnopolar	4.5 m	62°37’23.65”S 61°06’23.67”W	65 m