Category: Uncategorized

Willis Re: Thunderstorms Pose as Much Property Risk as Hurricanes

by | March 23, 2017

London, 20 March 2017 — Risk to U.S. property from thunderstorms is as high as from hurricanes, according to new research published by Willis Re, the reinsurance division of Willis Towers Watson (NASDAQ: WLTW), the global advisory, broking and solutions company. A report compiled with Columbia University, a member of the Willis Research Network (WRN), […]

Is the Oroville dam failure a climate change story?

by | March 8, 2017

In February, after torrential rains led to partial failure of a spillway on Northern California’s Oroville Dam, forcing evacuation of nearly 200,000 people downstream, Stanford climate scientist Noah Diffenbaugh wrote an op-ed in The New York Times entitled “What California’s Dam Crisis Says About the Changing Climate.” My colleague, Upmanu Lall, director of the Columbia […]

Can There be a Cure for Catastrophe?

by | March 6, 2017

On Thursday March 2nd 2017 the Initiative on Extreme Weather and Climate hosted Dr. Robert Muir-Wood, the head of research at Risk Management Solutions (RMS) and a world-leading “catastrophe scientist” who presented “The Cure for Catastrophe – how we can stop manufacturing natural disasters,” based on his book by the same title. Opening with a […]

Climate Risk and National Security: People not Polar Bears

by | September 23, 2016 | 1 Comment

On Thursday, September 22nd, the Initiative on Extreme Weather and Climate hosted its biggest seminar to date. To an audience of over 100 people, Dr. David Titley presented Climate Risk and National Security: People not Polar Bears. Titley, a retired Rear Admiral in the US Navy who is now a Professor of Practice in Meteorology […]

Severe convection and tropical cyclone risk: Collaborations between academia and industry

by | August 2, 2016

The Initiative held two events this spring which have been written up in documents now available online. Our Severe Convection and Climate Workshop, held on March 9-10, 2016, is described in detail in a report lead-authored by John Allen (formerly of IRI, now an Assistant Professor at Central Michigan University) for the Bulletin of the American […]

Lamont: Assessing Extreme Weather Risk

by | March 23, 2016

In Lamont’s 2015 Annual Report, an article by Stacy Morford summarizes some of the research on climate and extreme weather risk going on at Lamont.

Rapidly intensifying hurricanes and bunched-up tornadoes

by | March 4, 2016

Two recent papers in Nature Communications by Columbia researchers focus on properties that emerge when one analyzes the statistical distributions of two different types of severe storms – tropical cyclones and tornadoes. Both highlight the most extreme instances of these already extreme events, and find surprising behavior in both, though in quite different ways. The first paper, […]

The purpose of our first Extremes Workshop, May 6

by | May 4, 2015 | 1 Comment

This coming Wednesday, May 6, we will have our first science workshop for the Extremes Initiative. We’re calling it Extreme Weather and Climate: Hazards, Impacts, Actions, and it will be an intense day of science talks. We’ve left time in the program for discussion as well. So although the crowd looks like it will be […]

Hello World

by | March 17, 2015

This is the new blog for the Columbia Initiative on Extreme Weather and Climate. We hope to feature semi-regular posts by a team of writers that will include some of our young scientists, postdoctoral research associates in particular, as well as myself and other senior people. We will comment on extreme weather events, summarize research […]