Sea levels along the U.S. Southeast and Gulf coasts have been rapidly accelerating, reaching record-breaking rates over the past 12 years, according to a new study led by scientists at Tulane University. In the study, published in Nature Communications, researchers said they had detected rates of sea-level rise of about a half an inch per year since 2010. They attribute …

After the North Sea Flood of 1953, it took nearly 45 years to finalize the Delta Works. If we want to protect The Netherlands against sea-level rise, we shouldn’t wait too long. But how much time do we have left? An international team of researchers from Utrecht University, Deltares, and NIOZ, among others, devised a new method to calculate when …

Getting hit with one hurricane is bad enough, but new research from Princeton Engineering shows that back-to-back versions may become common for many areas in coming decades. Driven by a combination of rising sea levels and climate change, destructive hurricanes and tropical storms could become far more likely to hit coastal areas in quick succession, researchers found. In an article …

Multiple MACH members recently collaborated to provide extensive feedback on the draft New York and New Jersey Harbor & Tributaries Focus Area Feasibility Study (HATS). According to the US Army Corps of Engineers: “Coastal storms have severely impacted the North Atlantic Coast of the United States, including the New York-New Jersey Harbor region.  In response to these storms, the US …

A new study published in the journal Nature Climate Change examines the potential cost of unrealized flood risk in the American real estate market, finding that flood zone property prices are overvalued by  US$121–US$237 billion. Authored by researchers from Environmental Defense Fund, First Street Foundation, Resources for the Future, the Federal Reserve, and several academic institutions, the study also examined how unpriced …