to drown families in their basement apartments. and all told, the single storm cost over $60 billion. we are following breaking news this morning. a dangerous and deadly night across the central united states. a powerful line of storms unleashing at least 24 tornados across five states. reporter: at number three, tornados in winter. december usually brings the fewest twisters of any month but record warmth in the heartland spun up funnel clouds from arkansas to ohio and weeks later, the damage is still being tallied. at number two, the pacific northwest heat dome, which pushed the mercuryian famously mild portland well over 100 degrees for days, creating a mass-casualty event of creatures, great and small. over a billion shellfish baked to death on the shores of british columbia. and the little town of litten broke the canadian heat record three times in a week before
comparisons to katrina. ida comes in at number four as 150 mile per hour winds come in early september. that was just the beginning. ida s aftermath dropped a rain bomb on new york sudden enough to drawn families in their basement apartments. and all told, the single storm cost over $60 billion. we are following breaking news this morning. a dangerous and deadly night across the central united states. a powerful line of storms unleashing at least 24 tornados across five states. at number three, tornados in winter. december usually brings the fewest twisters of any month but record warmth in the heartland spun up funnel clouds from arkansas to ohio and weeks later, the damage is still being tallied. at number two, the pacific
but not a single country committed to stopping oil or coal production any time soon. a monster named ida. the hurricane is intensifying qui quickly. reporter: hurricane ida comes in at number four. as 150-mile-per-hour winds screamed ashore in louisiana in early september. but that was just the beginning. ida s aftermath dropped a rain bomb on new york sudden enough to to drown families in their apartments and the storm cost over $60 billion. we re following breaking news this morning. a powerful line of storms unleashing 24 tornados across five states. reporter: at number three, tornados in winter. december usually brings the
humanity, as scientists around the world issue their most dire warning to date. the u.n. s intergovernmental panel on climate change says it is unequivocal that human activity has cranked up the global term oh stat by 2 degrees fahrenheit and we are careening dangerously close to a point of no return. we meet with the eyes of history upon us. and those warnings made number five all the more urgent. cop26 in glasgow, scotland. of the four main themes laid out by cop26 hosts, coal, cars, cash and trees, it probably is going to be cash that provides the biggest challenge. for the first time in 26 meetings, the world s delegates agreed that fossil fuels are driving the climate crisis, but not a single country committed to stopping oil or coal production any time soon.
surprise in texas, which illustrated how the climate crisis can run hot and cold, with windchills below zero on the rio grande, nearly 10 million lost power and it became america s costliest winter storm event ever. number eight, flash floods on flee continents. in germany and belgium modern-day warning systems failed as a month worth of rain fell in one day. in china, commuters clung to the ceiling of a subway. and back in the u.s., the deadliest flood in tennessee history came like a tidal wave. number seven, the u.s. re-joins the paris climate accord hours after president biden became president, pledging to cut pollution in half is one thing, convincing congress to take bold action is another. at number six, a code red for