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  • Warming seas could lead to 70 percent increase in hurricane-related financial loss
    on October 12, 2017 at 7:18 pm

    Hurricane-related financial loss could increase more than 70 percent by 2100 if oceans warm at the worst-case-scenario rate predicted by the Intergovernmental Panel on Climate Change, according to a new study. The study used a combination of hurricane modeling and information in FEMA's HAZUS database to reach its conclusions. […]

  • Thunderstorm activity is highest at foot of the Zugspitze
    on October 12, 2017 at 4:39 pm

    Those who are afraid of thunderstorms should move to Kiel, whereas those who do not feel threatened by thunder and lightning should settle in Garmisch-Partenkirchen, because average thunderstorm activity is lowest in the city in Northern Germany and highest in the city in Bavaria, report scientists who evaluated data on thunderstorm occurrences. […]

  • Rainfall trends in arid regions buck commonly held climate change theories
    on October 12, 2017 at 4:30 pm

    To explore the links between climatic warming and rainfall in drylands, scientists analysed more than 50 years of detailed rainfall data (measured every minute) from a semi-arid drainage basin in south east Arizona exhibiting an upward trend in temperatures during that period. […]

  • Geologic evidence is the forerunner of ominous prospects for a warming Earth
    on October 12, 2017 at 3:48 pm

    While strong seasonal hurricanes have devastated many of the Caribbean and Bahamian islands this year, geologic studies on several of these islands illustrate that more extreme conditions existed in the past. A new analysis shows that the limestone islands of the Bahamas and Bermuda experienced climate changes that were even more extreme than historical events. […]

  • Risk of tsunamis in Mediterranean Sea has been overstated, say experts
    on October 11, 2017 at 6:48 pm

    A review of geological evidence for tsunamis during the past 4500 years in the Mediterranean Sea has revealed that as many as 90 per cent of these inundation events may have been misinterpreted by scientists and were due to storm activity instead. […]

  • Rainstorm generator assesses watershed rainfall under climate change simulations
    on October 11, 2017 at 5:58 pm

    The Colorado River tumbles through varied landscapes, draining watersheds from seven western states. This 1,450-mile-long system is a critical water supply for agriculture, industry and municipalities from Denver to Tijuana. […]

  • Scientists develop tool which can predict coastal erosion and recovery in extreme storms
    on October 11, 2017 at 1:17 pm

    Coastal scientists have developed a computerized model which goes some way to answering their subject's 'holy grail' -- how to use existing data to confidently forecast annual coastal erosion and accretion. […]

  • Interpreting hurricane forecast displays can be difficult for general public
    on October 5, 2017 at 7:11 pm

    The 2017 hurricane season has highlighted the critical need to communicate a storm's impact path and intensity accurately, but new research shows significant misunderstandings of the two most commonly used storm forecast visualization methods. […]

  • 12,000 years ago, Florida hurricanes heated up despite chilly seas
    on October 5, 2017 at 4:50 pm

    Category 5 hurricanes may have slammed Florida repeatedly during the chilly Younger Dryas, 12,000 years ago. The cause? Hurricane-suppressing effects of cooler sea surface were out-weighed by side effects of slowed ocean circulation. […]

  • Extreme magnetic storm: Red aurora over Kyoto in 1770
    on October 3, 2017 at 3:10 pm

    Researchers used historic accounts of a rare red aurora over Kyoto, Japan, in the 18th century to support calculations of the strength of the associated magnetic storm. The September 1770 storm could be 3-10% stronger than the September 1859 storm, the greatest storm in the past 200 years. The research provides insights that could assist preparation for an unlikely, but possible, future intense magnetic storm. […]

  • Hurricane Harvey may have worsened beach erosion
    on September 20, 2017 at 3:48 pm

    Hurricane Harvey left its mark on much of the Texas coast, but it very likely worsened a problem that has been plaguing the coast for years: beach erosion. […]

  • Decade of data shows FEMA flood maps missed 3 in 4 claims
    on September 12, 2017 at 9:05 pm

    An analysis of flood claims in three Houston suburbs from 1999-2009 found that the Federal Emergency Management Agency's 100-year flood plain maps failed to capture 75 percent of flood damages from five serious floods, none of which reached the threshold rainfall of a 100-year event. […]

  • Extreme weather has limited effect on attitudes toward climate policies
    on September 7, 2017 at 6:46 pm

    People who recently experienced severe weather events such as floods, storms and drought are more likely to support policies to adapt to the effects of climate change, according to a new study. […]

  • Ship exhaust makes oceanic thunderstorms more intense
    on September 7, 2017 at 6:27 pm

    Thunderstorms directly above two of the world's busiest shipping lanes are significantly more powerful than storms in areas of the ocean where ships don't travel, according to new research. […]

  • Severity of North Pacific storms at highest point in over 1,200 years
    on August 24, 2017 at 1:01 pm

    Ice cores from Denali and Mount Logan offer insight into global climate connections and the history on intensifying storms. […]

  • Spoiler alert: Computer simulations provide preview of upcoming eclipse
    on August 18, 2017 at 1:21 pm

    Scientists have forecast the corona of the sun during the upcoming eclipse. The findings shed light on what the eclipse of the sun might look like Aug. 21 when it will be visible across much of the US, tracing a 70-mile-wide band across 14 states. […]

  • Dramatic changes needed in farming practices to keep pace with climate change
    on August 3, 2017 at 1:59 pm

    Researchers investigating nutrients in runoff from agricultural land warn that phosphorus losses will increase, due to climate change, unless this is mitigated by making major changes to agricultural practices. […]

  • 'Hindcasting' study investigates the extreme 2013 Colorado flood
    on July 24, 2017 at 12:30 pm

    Using a publicly available climate model, researchers 'hindcast' the conditions that led to the Sept. 9-16, 2013 flooding around Boulder, Colo. and found that climate change attributed to human activity made the storm much more severe than would otherwise have occurred. […]

  • North American monsoon storms fewer but more extreme
    on July 20, 2017 at 11:32 pm

    The North American Monsoon now brings more extreme wind and rain to central and southwestern Arizona than in the past. Although there are now fewer storms, the largest monsoon thunderstorms bring heavier rain and stronger winds than did the monsoon storms of 60 years ago, according to new research. The dust storms, wind, flash flooding and microbursts that accompany monsoon storms can be a severe threat to people and property in Arizona. […]

  • Shifting storms to bring extreme waves, seaside damage to once placid areas
    on July 20, 2017 at 1:51 pm

    The world's most extensive study of a major stormfront striking the coast has revealed a previously unrecognised danger from climate change: as storm patterns fluctuate, waterfront areas once thought safe are likely to be hammered and damaged as never before. […]

  • New model projects an increase in dust storms in the US
    on July 17, 2017 at 1:10 pm

    A new statistical model predicts that climate change will amplify dust activity in parts of the U.S. in the latter half of the 21st century, which may lead to the increased frequency of spectacular dust storms that have far-reaching impacts on public health and infrastructure. […]

  • Warm winter events in Arctic becoming more frequent, lasting longer
    on July 11, 2017 at 4:15 pm

    Arctic winter warming events -- winter days where temperatures peak above 14 degrees Fahrenheit (minus 10 degrees Celsius) -- are a normal part of the climate over the ice-covered Arctic Ocean. But new research by an international team that includes NASA scientists finds these events are becoming more frequent and lasting longer than they did three decades ago. […]

  • Extreme coastal sea levels more likely to occur, new data, advanced modeling techniques suggest
    on July 7, 2017 at 5:38 pm

    Improving projections for how much ocean levels may change in the future and what that means for coastal communities has vexed researchers studying sea level rise for years, but a new international study that incorporates extreme events may have just given researchers and coastal planners what they need. The study uses newly available data and advanced models to improve global predictions when it comes to extreme sea levels. […]

  • A wave's 'sweet spot' revealed
    on June 29, 2017 at 2:17 pm

    For surfers, finding the 'sweet spot,' the most powerful part of the wave, is part of the thrill and the challenge. Now a researcher has found the exact location on the wave where a surfer gains the greatest speed to get the best ride. […]

  • The dust storm microbiome
    on June 27, 2017 at 2:54 pm

    The airborne dust carried in sand storms affects the health of people and ecosystems alike. New research suggests that part of the effect might not be in the particles of dust but rather in bacteria that cling to them, traveling many kilometers in the air with the storms. […]

  • Increased risk of ozone loss over the United States in summer, evidence shows
    on June 5, 2017 at 7:59 pm

    The protective stratospheric ozone layer above the central United States is vulnerable to erosion during the summer months from ozone-depleting chemical reactions, exposing people, livestock and crops to the harmful effects of UV radiation, research shows. […]

  • 2017 hurricane season follows year of extremes
    on June 1, 2017 at 4:44 pm

    The 2016 hurricane season started in January and ended 318 days later in late-November. Hurricane Matthew was the first Category 5 in a decade, the longest stretch without one since 1950. […]

  • Population only part of tornado casualty story
    on May 24, 2017 at 6:07 pm

    The strength of a tornado has a significantly larger effect than population on the number of casualties, new research concludes. […]

  • How atmospheric waves radiate out of hurricanes
    on May 16, 2017 at 1:08 pm

    Researchers believe they have found a new way to monitor the intensity and location of hurricanes from hundreds of miles away by detecting atmospheric waves radiating from the centers of these powerful storms. […]

  • Migratory seabird deaths linked to hurricanes
    on May 11, 2017 at 8:53 pm

    Stronger and more frequent hurricanes may pose a new threat to the sooty tern, a species of migratory seabird found throughout the Caribbean and Mid-Atlantic, a new study reveals. The study is the first to map the birds' annual migratory path and demonstrate how its timing and trajectory place them in the direct path of hurricanes moving into the Caribbean from the Atlantic. Climate change may increase the risk. […]