div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=density-stratified-lakes-in-northern-ellesmere-islandhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Density Stratified Lakes in Northern Ellesmere Island loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentsusreader031viewer2022020523575068401a28ab0f07af4b7chtml5thumbnails1jpg width=140 height=200 divp© 1970 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=density-stratified-lakes-in-northern-ellesmere-islandhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Density Stratified Lakes in Northern Ellesmere Island loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentsusreader031viewer2022020523575068401a28ab0f07af4b7chtml5thumbnails2jpg width=140 height=200 divp© 1970 Nature Publishing Grouppdiv