Confluence

By ICLR | Riverine and urban flood-related news from the Institute for Catastrophic Loss Reduction (ICLR)

We still don’t know how to talk about floods

<i>The author, Brian Bledsoe, is a professor of civil and environmental engineering at the University of Georgia. His research focuses on the interface of hydrology, ecology and urban water sustainability.</i><p>As the tragedies of Harvey and Irma continue to unfold, it’s disconcerting but hardly surprising …

Weather
Climate Change

Why governments miscalculate your risk of flooding

Flood maps are often out of date and don’t consider climate change<p>Think your home is safe from flooding? Unfortunately, you're probably wrong. And …

Climate Change

How Coastal Cities are Evolving to Deal With Extreme Rain

One afternoon this July, William "Skip" Stiles picked his daughter up from track practice as the rain fell with a ferocity that has become …

Weather

Hurricane Harvey shows how floods don’t pay attention to flood zone maps — or politicians

One of the most heartbreaking photographs from Hurricane Harvey shows a handful of nursing home residents sitting in wheelchairs in waist-deep water. Their assisted living facility, like countless other properties affected by the flooding in Texas, was located outside the 100-year flood hazard zone.<p>…

National Flood Insurance Program

Future Flood Control: Time To Buy And Bulldoze Houston's Most Flooded Homes

HOUSTON — Harvey’s tally of destruction in the Houston region includes 18 dead, 50,000 rescued, and 500,000 cars waterlogged. “We’ve got probably 30,000 to 40,000 homes that have been destroyed,” said Harris County Judge Ed Emmett. Damage estimates surpass $20 billion. Evacuation orders have been …

U.S. Army Corps of Engineers

Urban floods intensifying, countryside drying up: An exhaustive global analysis of rainfall and rivers shows signs of a radical shift in streamflow patterns, with more intense flooding in cities and smaller catchments coupled with a drier countryside

An exhaustive global analysis of rainfall and rivers shows signs of a radical shift in streamflow patterns, with more intense flooding in cities and …

Climate Change

Why 'cherry-picking' is the solution to our nation's flood insurance disaster

No, the solution to the nation's flood insurance problem won't involve picking fruit - except, perhaps, in a metaphorical sense. However, in the …

Time to recognize the basic flaw in our whole approach to flood prevention

How many wake-up calls do we need before we go Dutch?

New Orleans

Climate change shifts timing of European floods

A study conducted by TU Wien and 30 European partners shows that the timing of the floods has shifted across much of Europe, dramatically in some …

Climate Change

Can Congress Bring the National Flood Insurance Program Above Water?

The debate over too-low premiums and repetitive payouts grinds on, even as the thunderheads roll in and the water levels rise.<p>Get those sandbags and storm shutters ready. Peak hurricane season is bearing down on the Atlantic coast. From New Orleans to the Jersey Shore, nothing focuses the mind …

National Flood Insurance Program

A New Model for River Meanders

Every time a river floods, it subtly or drastically changes its path. Scientists have long strived to capture this complex process in mathematical …

Benefits of dikes outweigh costs—effective measures for reducing future flooding

In the first study of its kind, an international team of scientists—including the University of Bristol—has concluded, on a global scale, that the …

Ecology

Mapping Coastal Flood Risk Lags Behind Sea Level Rise

Sea levels are rising and climate scientists blame global warming. They predict that higher seas will cause more coastal flooding through this century and beyond, even in places that have normally been high and dry.<p>But mapping where future floods will strike has barely begun.<p>The Federal Emergency …

Climate Change

3-D models help scientists gauge flood impact: One of the first 3-D RANS simulations of dam breaks in a natural environment performed by researchers

One of the first 3-D RANS simulations of dam breaks in a natural environment performed by researchers<p>Using one of the world's most powerful …

Sea Level Rise Will Flood Hundreds of Cities in the Near Future

Many shore communities in the U.S. face inundation in the coming decades.<p>Sea level rise caused by global warming is usually cast as a doomsday scenario that will play out so far into the future, it’s easy to ignore. Just ask anyone in South Florida, where new construction proceeds apace. Yet …

Climate Change

Urban design in the time of climate change: making a friend of floods

How do you address the threat of flooding in urban areas? As Alex Bozikovic writes, you let the water come<p>How do you design a flood-proof city? You don't. How do you prepare for extreme weather in the era of climate change? You let the water come.<p>That's the approach that landscape architects and …

Green Roofs

Interactive Flood Mapping Tool Helps Local Governments Plan for Resilience

In an effort to indicate flood-prone areas, and the type of structures and residents that will be most impacted during flooding, researchers at the …

Flood Facts, Types of Flooding, Floods in History

In terms of lives lost and property damaged, floods are just behind tornadoes as the top natural disaster. In the United States, flood damages …

Weather

Houston fears climate change will cause catastrophic flooding: 'It's not if, it's when'

Human activity is worsening the problem in an already rainy area, and there could be damage worthy of a disaster movie if a storm hits the industrial section<p>Sam Brody is not a real estate agent, but when his friends want to move home they get in touch to ask for advice. He is a flood impact expert …

Houston

Modern computing power may help mitigate future flood disasters

In February 2017, California's Oroville Dam received national attention as a narrowly averted flood disaster. A decade earlier—in June 2008—it was …

Oroville Dam

Climate change will mean more rain for some—and none for others

We need to figure out who gets floods and who gets drought.<p>“When the well's dry, we know the worth of water,” Benjamin Franklin wrote in a 1746 edition of "Poor Richard’s Almanac". Although his intention was allegorical—the 18th century equivalent of “we don’t know what we’ve got ‘till it’s …

Climate Change

The Pace of Sea-Level Rise Has Tripled Since 1990, New Study Shows

Using a new satellite technique, the study in the scientific journal <i>Proceedings of the National Academy of Sciences</i> estimates that before 1990, the …

Climate Change

“Time to Build” Flood Resilient Infrastructure

The lower Midwest is still recovering after severe flooding swept through the region in early May. Cities and towns along the Meramec and Mississippi …

Sea level rise will double coastal flood risk worldwide

Small but unstoppable increases will double frequency of extreme water levels with dire consequences, say scientists<p>Small but inevitable rises in sea level will double the frequency of severe coastal flooding in most of the world with dire consequences for major cities that sit on coastlines, …

Irony: Levees Could Make River Flooding Worse

CAPE GIRARDEAU, Mo. — Dewayne Schaaf is at the top of the courthouse steps with his two children on a perfect spring night, looking down the hill to …

Climate Change

It's time we stopped paying for your river view

Flooding is predictable and increasingly common, and the government needs to halt its huge bailouts of oblivious homeowners<p>Imagine you are house …

Redirect Notice

The page you were on is trying to send you to …