div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=north-america-from-space-the-science-behind-atmospheric-rivers-an-atmospheric-riverhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: North America from space · The science behind atmospheric rivers An atmospheric river AR is a flowing column of condensed water vapor in the atmosphere responsible for producing loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsmxreader034viewer20220429095f3a823c7e975c69fe6b507dhtml5thumbnails1jpg width=140 height=200 divdiv