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1,000+ results for "Natural Disasters"

Study shows challenge of promoting citizen science to help prevent disasters caused by flooding

A workshop on flood risk governance in Brazil and the UK identified research gaps, including local data, integration systems, and visualization tools. Innovative initiatives are being developed using tools such as an app that empowers citizens to input data and improve disaster prevention.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalDisaster Prevention and Management An International Journal·DateOct 5, 2022

New study shows higher death toll among Puerto Ricans following Hurricane Maria than reported following 2017 disaster

A new University of Toronto study finds an additional 514 deaths should be added to the official Hurricane Maria death toll due to displaced Puerto Ricans in the US. The study suggests undercounting and highlights the need for equitable disaster preparedness and cross-jurisdiction data sharing.

SourceUniversity of Toronto·JournalBMJ Open·TypeData/statistical analysis·DateSep 22, 2022

New research shows children exposed to natural disasters in the womb have higher rates of developmental psychopathology in a sex-specific manner

Researchers found that children prenatally exposed to Superstorm Sandy had substantially increased risks for depression, anxiety, and attention deficit disorders. Male children had elevated risks for attention deficit and disruptive behavioral disorders, while female children had elevated risks for anxiety disorders.

SourceThe Graduate Center, CUNY·JournalJournal of Child Psychology and Psychiatry·TypeObservational study·DateSep 21, 2022

Identifying research priorities for security and safety threats in the Arctic and the North-Atlantic

Researchers from the University of Portsmouth have adapted a PICK chart and mathematical goal-seeking technique to prioritize maritime safety and security needs in the ANA region. The new method aims to ensure that pressing research and innovation are undertaken among governments, industry, and security organizations.

SourceUniversity of Portsmouth·JournalEuropean Journal of Operational Research·TypeSurvey·DateSep 15, 2022

Three NSF grants support future of wireless

Rice University researchers have received three NSF grants to develop tools and techniques for improving wireless communications. The projects focus on creating more efficient sensing and communication technologies, as well as protocols for resilience in the face of natural or human-induced disasters.

Ancient landslide destroyed area size of Cincinnati

A massive landslide in Nevada's Red Rock Canyon National Conservation Area flattened an area larger than downtown Cincinnati, covering over 7 square miles. Geologists studied the landslide to better understand its dynamics and predict future landslides, which are a growing concern in areas with significant topography.

SourceUniversity of Cincinnati·JournalJournal of Sedimentary Research·TypeObservational study·DateAug 29, 2022

Prediction of human movement during disasters to allow for more effective emergency response

A team of researchers developed a unified model to predict human movement during large-scale extreme events. The model reveals 'spatiotemporal decay' and 'temporal decay,' showing people limit their mobility near disaster zones and exhibit faster changes in lower income areas.

SourceRensselaer Polytechnic Institute·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateAug 10, 2022

Evacuating outside the lines

Researchers at the University of Tsukuba found that allowing cross-border evacuations can reduce evacuation time by 14% and improve public safety. However, intermunicipal cooperation is required to make this approach effective.

SourceUniversity of Tsukuba·JournalInternational Journal of Disaster Risk Reduction·DateJul 26, 2022

Supervolcano study finds CO2 emissions key to avoiding climate disasters

A new study reveals that the volume and rate of carbon dioxide emitted from supervolcanoes controlled the severity of past environmental crises. The research found that enormous super volcanic eruptions made a comparatively small dent in our environmental and biological cycle, whereas rapid releases of massive amounts of CO2 led to sev...

SourceCurtin University·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateJul 25, 2022

When disaster strikes, these Americans may not be ready

A new national study found that households led by women, those with children under age 18, renters, low-income individuals, and minority groups are less likely to be minimally prepared for disasters. The researchers recommend targeting these vulnerable groups with disaster preparedness resources.

SourceOhio State University·JournalInternational Journal of Disaster Risk Reduction·TypeData/statistical analysis·DateJul 18, 2022

Why natural gas is not a bridge technology

The study highlights the risks of natural gas infrastructure expansion, including underestimated methane emissions and economic climate risks. The researchers propose five measures to avoid these risks, including a timely and consistent natural gas exit.

SourceRuhr-University Bochum·JournalNature Energy·TypeData/statistical analysis·DateJul 5, 2022

Natural gas used in homes contains hazardous air pollutants shows Boston-area study by Harvard T.H. Chan School of Public Health

A new Boston-area study by Harvard T.H. Chan School of Public Health reveals that natural gas used in homes contains varying levels of volatile organic chemicals. The research found that even small amounts of hazardous air pollutants could impact indoor air quality and degrade outdoor air quality when gas leaks occur.

SourceHarvard T.H. Chan School of Public Health·JournalEnvironmental Science & Technology·TypeObservational study·DateJun 28, 2022

The road to success when it comes to mitigating flood disasters

A new study proposes designing permeable pavements to reduce flood impacts in Australia, with the potential to store up to 50% of rainfall and reduce urban flooding by up to 50%. The proposed system takes into account local soil types and rainfall intensity, and has been tested on 107 towns and cities across Australia.

SourceUniversity of South Australia·JournalSustainability·TypeComputational simulation/modeling·DateMay 24, 2022

Study proposes to involve high school students in mapping natural disaster hazards and impact prevention

A Brazilian study proposes a methodology to involve secondary school students in mapping natural disaster hazards and impact prevention. The students, aged between 2019-2021, were trained to identify areas prone to flooding and landslides using aerial photographs taken by drones.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalDisaster Prevention and Management An International Journal·DateMar 10, 2022

Cannabinoids from amoebae

A research team at Leibniz-HKI has developed a new method to produce complex natural products, including the precursor to THC, in amoebae. By leveraging the natural properties of the amoeba, they were able to produce a functional inter-kingdom hybrid enzyme that produces olivetolic acid without additives.

The future of data storage is double-helical, research indicates

A team of researchers has developed a DNA-based data storage platform with an expanded molecular alphabet, enabling the storage of vast amounts of digital information. The new system uses nanopores to distinguish between natural and chemically modified nucleotides, increasing storage density and sustainability.

SourceBeckman Institute for Advanced Science and Technology·JournalNano Letters·TypeExperimental study·DateMar 3, 2022

Businesses run by minorities, women and vets disproportionately affected by pandemic, NIST, NOAA study finds

A new study found that businesses run by minorities, women, and veterans were more likely to experience negative effects from the pandemic than non-HUGO businesses. The researchers analyzed responses from over 1,350 businesses and found that demographic factors played a significant role in determining a business's resilience during the...

SourceNational Institute of Standards and Technology (NIST)·JournalInternational Journal of Disaster Risk Reduction·DateFeb 14, 2022

Co-occurring droughts could threaten global food security

A new study warns that co-occurring droughts could place an unprecedented strain on the global agricultural system, threatening water security and exacerbating food insecurity. The researchers' analysis shows a ninefold increase in agricultural and human population exposure to severe co-occurring droughts by the late-21st century.

SourceWashington State University·JournalNature Climate Change·TypeComputational simulation/modeling·DateFeb 9, 2022

New catalytic approach directly converts raw biomass into natural gas with low carbon footprint

A new catalytic approach directly converts solid biomass into natural gas with a low carbon footprint, achieving nearly complete conversion of various agricultural and forestry materials. This process reduces fossil energy depletion and greenhouse gas emissions by up to 26% and 34%, respectively.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalNature Communications·TypeCommentary/editorial·DateJan 11, 2022

25 km high-resolution climate system model reproduces tropical cyclone activities better

A new high-resolution climate system model has improved the accuracy of simulating tropical cyclones, capturing more realistic features and reducing biases. The model's performance was evaluated using the CAS FGOALS-f3-H model, which showed excellent results in depicting global TC activities.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalGeoscientific Model Development·DateOct 28, 2021

How a natural disaster can bring couples closer

A new study found that couples in the Houston area experienced a significant increase in relationship satisfaction after Hurricane Harvey, despite previous research suggesting stress spillover would decrease satisfaction. The researchers discovered that those who were unhappy before the hurricane saw the largest jumps in satisfaction.

SourceUniversity of Texas at Austin·JournalPsychological Science·TypeSurvey·DateOct 26, 2021

UC professor provides insight on disaster preparedness

A study by University of Cincinnati professor Michael J. Fry found that a single large warehouse would be the most cost-efficient approach for disaster relief supplies, but a single location is vulnerable to destruction. The research suggests cooperation between government and relief organizations can improve response effectiveness.

SourceUniversity of Cincinnati·JournalAnnals of Operations Research·DateOct 19, 2021

Emergency food management sector ill-prepared for digital disaster management

The emergency food management sector is ill-prepared for digital disaster management due to the lack of effective digital tools. A recent study found that existing digital strategies have not been proven effective or tested, leaving personnel with no guidance on potential best practices and the impact of digital tools.

SourceSociety for Disaster Medicine and Public Health, Inc.·JournalDisaster Medicine and Public Health Preparedness·TypeLiterature review·DateOct 15, 2021

To flee or not to flee

The study found that lack of knowledge about debris flows contributed to a false sense of security among residents. Public awareness programs can help keep residents and emergency management offices informed about rare but potentially lethal natural events in their area.

SourceUniversity of California - Santa Barbara·JournalInternational Journal of Disaster Risk Reduction·DateOct 8, 2021

Increased frequency of heavy rainstorms and flood disasters in the Three Gorges Region during summer 2020

The Three Gorges Region experienced its second-highest average precipitation on record, with heavy rainstorms and floods dominating the summer of 2020. The region's ecological environment improved, with a significant weakening trend in acid rain over the past decade.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateSep 9, 2021

New research advances clean energy solutions

Researchers at Arizona State University have developed a synthetic diiron-containing porphyrin that can efficiently catalyze the conversion of radiant energy from the sun into chemical energy. This breakthrough has potential applications in creating non-fossil-based fuels and electrochemical cells for renewable energy storage.

SourceArizona State University·JournalChemElectroChem·TypeExperimental study·DateSep 2, 2021