Articles tagged with Climatology
A recent study analyzed sediment cores from a Philippine lake, revealing a 200-year period of drought in the western Pacific during the Little Ice Age. The researchers attribute this change to zonal gradients in sea surface temperature, which highlights the importance of understanding past climate dynamics for predicting future climate...
A recent study by Saint Louis University researchers found that Kenya's population has more than tripled since 1980, while climate-suitable areas for primary crops have decreased by 28% over the same period. This shift is due to increased dryness and higher temperatures reducing agricultural productivity.
A study by the University of Helsinki found that oxidized organic molecules from Amazon rainforests contribute to the formation of aerosol particles in the tropical free troposphere. These molecules, primarily composed of isoprene, can nucleate or condense on nanoparticles, impacting cloud formation and global climate.
A recent study found that air pollution, particularly particulate matter, accelerates snowmelt in the Himalayas. Reduced anthropogenic pollutant emissions during the Indian lockdown in 2020 prevented 27 Mt of ice and snow melt, highlighting the impact of decreasing pollution on combating climate change.
The £7 million CoTide project aims to develop scalable tidal stream energy, making renewable power cheaper, more reliable, and scalable. The initiative will create integrated engineering tools and solutions to overcome technical challenges in harnessing ocean tides as a clean energy source.
The £72 million investment will support cutting-edge research in fluid dynamics, biological sciences, and astronomy. It aims to maintain the UK's position as a science superpower and accelerate innovation in various fields.
The presence of large herbivores like caribou and musk oxen slowed Arctic tundra diversity losses, contrary to declining sea ice. Herbivore exclusion led to faster biodiversity declines, while warming conditions with grazing allowed for slower losses.
Research suggests climate change will impact insect biodiversity by throwing off the delicate balance between species that rely on each other for survival. As temperatures rise, insect life cycles may become out of sync with their host plants, leading to potential extinction.
Researchers found minimal change in surface melt rates over the past four decades, despite rising global air temperatures. However, Antarctic ice shelf surface melt rates are expected to increase substantially in the coming decades due to climate change.
A study analyzed 50,000 scientific publications on climate change and found that media coverage often focuses on large-scale projections and threats, rather than solutions. This selective approach can lead to public disengagement and denial, emphasizing the need for a more transdisciplinary and solution-focused approach in media coverage.
The UK is investing £11 million to improve forecast accuracy for extreme weather events like storms, floods and droughts. Scientists are focusing on atmospheric turbulence to create more detailed models.
A team of researchers led by Indiana University's Chen Zhu aims to understand the chemical processes that trap CO2 in rocks. They will employ an isotope tracer method to investigate basalt-CO2-water interactions, which have shown potential for rapid carbon storage.
A new study predicts Arctic sea ice will vanish by the 2030s if greenhouse gas emissions continue unchecked. The research, published in Nature Communications, analyzes 41 years of data and confirms human activities as the primary cause of Arctic sea ice decline.
A team of researchers from China and the UK has developed new ways to optimise the production of solar fuels by creating novel photocatalysts. These photocatalysts, such as titanium dioxide with boron nitride, can absorb more wavelengths of light and produce more hydrogen compared to traditional methods.
A new study by Duke University researchers reveals that the amount of toxic elements leaching out of coal ash depends largely on its nanoscale structure. The discovery highlights the complexity of coal ash as a material and emphasizes the need for closer examination of fine details within the ash to understand environmental risks.
A new study published in JAMA Neurology suggests that multiple sclerosis is more prevalent in Black Americans than once thought, with the disease also affecting Northern regions of the US. The study's findings have significant implications for public policy and resource allocation towards historically under-represented populations.
Daniel Herwartz receives 2 million euros funding from ERC Consolidator Grant for his project KinO, which explores temperature fluctuations associated with mass extinction and improves temperature reconstructions of ancient ocean temperatures.
A team of researchers at Lancaster University developed accessible ways to communicate sustainability research using fairy tale characters. The 'Telling Tales' project aims to make complicated arguments more engaging and understandable for policymakers and the public.
A new Dartmouth study projects a 52% increase in extreme precipitation events in the Northeast by the end of the century. The region is expected to experience more frequent heavy rainfall events, with winter and spring contributing most to this projected increase.
Existing global forests could store an additional 44.1 petagrams of carbon if left unmanaged, but this would only offset 4 years of CO2 emissions under current rates. The study's findings highlight the limited carbon sequestration potential of unmanaged global forests.
A global analysis by Fangfang Yao et al. reveals a widespread decline in lake water storage, with 53% of the world's largest lakes experiencing significant losses over the last 28 years. Climate warming, increased evapotranspiration, and human water consumption are identified as major drivers of this decline.
Researchers develop a method to estimate the age of microplastics in the ocean, finding that nearshore microplastics range from 0 to 5 years old while offshore microplastics range from 1 to 3 years old. The study provides insights into how microplastics are generated and spread in the environment.
A new study reveals that mercury levels in the Arctic tripled at the beginning of the Holocene, with sea ice reduction being the main cause. Climate warming has led to a decrease in perennial sea ice, allowing for increased mercury transfer and deposition in the Arctic environment.
Researchers from the University of Copenhagen have made a breakthrough in removing rapeseed's bitter substances, paving the way for a new plant-based protein source. The team identified three proteins that transport glucosinolates into seeds, allowing them to prevent accumulation and produce healthier seeds.
Researchers at Florida Atlantic University will investigate the links between multimodal transportation, climate adaptation and resilience. The center aims to promote transit access, sustainable communities and resilient development.
New research reveals a strong correlation between El Niño-Southern Oscillation and cloud-to-ground lightning in China. The study found that ENSO events, particularly La Niña, lead to enhanced cloud-to-ground lightning activity in North China and Northeast China.
Researchers have identified optimal flight routes for solar-powered airships, which can significantly reduce both transport costs and CO2 emissions of air travel. With a maximum of five percent of carbon dioxide generated compared to conventional air transport, solar airships offer a promising alternative.
Lutz Grossman aims to create a protein-rich food source using hydrogenotrophic bacteria, which require no agricultural inputs. His goal is to produce a sustainable alternative to traditional protein sources, addressing global food security concerns.
A new study reveals that climate zones in Kenya are shifting towards hotter and drier conditions, leading to declines in ecological diversity and threatening terrestrial ecosystems. The research highlights the urgent need for adaptation strategies to mitigate the impact of climate change on food security and ecosystem management.
Australian geoscientists discovered how long ago the Nullarbor plain dried out using iron-rich layers formed in ancient sediments. This finding provides a clearer timeframe for understanding the impact of ancient climate change on Australia's diverse flora and fauna.
Climate change is driving a shift towards more frequent flash droughts worldwide. The study, published in Science, reveals that regions with limited time for preparation are at highest risk. Early warning systems can help mitigate the impacts of these rapid-onset events.
A study by Carnegie Mellon researchers found that about 10% of US pipeline compressor stations are electric, making them vulnerable to electric outages. Electric outages could force a loss greater than 2 gigawatts of downstream gas generators, causing significant reductions in available gas.
A Dartmouth College study found that more than 500 home runs since 2010 can be attributed to higher-than-average temperatures due to climate change. Rising temperatures could account for 10% or more of home runs by 2100, with some stadiums experiencing significant spikes in home run totals.
A toolkit for coral gardening could accelerate reef recovery in Saudi Arabia and globally. The Maritechture TM system includes tiles, stackable crates, and coral pods to create artificial reefs that attract natural coral settlement.
The University of Liverpool has signed a 5-year agreement with the Mama Doing Good Foundation, Kenya Medical Research Institute, and other partners to reduce household air pollution in Kenya. The partnership aims to train 130,000 Kenyan community health workers to prevent household air pollution and improve community health.
A study by GIST researchers found that Arctic warming is correlated with severe winters in East Asia and North America. The 'Warm Arctic-Cold Continent' phenomenon will persist but become more difficult to predict under warmer climates.
Recent research by Norwegian University of Science and Technology revealed that East Antarctica's ice sheet melted rapidly along its margins between 9,000 to 5,000 years ago. The study suggests that the less stable, rapidly flowing parts of the ice sheet were broken up more easily, leading to the ice sheet becoming much thinner within ...
The study found that heat domes over Western North America contributed 50% of the observed high temperatures in 2021-like heatwaves. The intensities of these extreme heat events are projected to increase by 40-fold by the end of the century, emphasizing the need for climate mitigation and adaptation activities.
Researchers discovered a plant biological clock-regulated mechanism that helps plants tolerate cold temperatures and damage from bright light. The mechanism, controlled by the SIG5 gene, signals proteins in chloroplasts to protect against environmental stress, potentially improving crop resilience for colder climates.
Researchers used in-situ cryogenic TEM imaging to directly observe formation of pure-phase ice I c on low-temperature substrates. The study resolves the long-standing debate about cubic ice's existence, with implications for materials science, geology, and climate science.
The Tibetan Plateau's land surface darkening due to global warming affects regional and remote climates in Asia. The study predicts a 6.9% loss in glacier volume and increased monsoon precipitation over South Asia by the end of the century.
A team led by Professor Yoshihiro Yamazaki from Kyushu University discovered the chemical innerworkings of a perovskite-based electrolyte developed for solid oxide fuel cells. By combining synchrotron radiation analysis, large-scale simulations, machine learning, and thermogravimetric analysis, they found that protons are introduced at...
Researchers at Max Planck Institute developed an ammonia-based direct reduction process to produce sustainable iron and steel, overcoming logistics and energetic disadvantages of hydrogen. The process yields the same metallization degree as hydrogen-based reduction while forming nitrides that protect the sponge iron from corrosion.
A major conference will discuss the human cost of heritage loss due to climate change and explore how behavioural science can inform choices about what should be saved. International scholars and policy experts will examine how to measure the impact of Loss and Damage on coastal heritage.
Researchers warn that Arctic sea ice may soon vanish during summer months, mirroring a phenomenon from 10,000 years ago. This could lead to increased global warming and disrupt marine ecosystems, which rely on the sea ice for food chains.
A new study published in Nature Climate Change reveals that pristine wetlands are currently a greenhouse gas sink, but this function will be reduced by over half in response to a 1.5-2°C temperature increase. Warming promotes net methane and nitrous oxide emissions from these ecosystems, posing a positive feedback on global warming.
A new study by Linköping University reveals that climate change alters natural greenhouse gas fluxes from streams and lakes, making landscape carbon sinks less effective. The researchers found that increased precipitation and temperature affect the amount of carbon washed into streams and lakes, leading to greater emissions.
A recent study confirmed that a record-high temperature recorded in October 2021 would have been extremely unlikely to occur without the influence of global warming. The team quantified how often such heatwaves may occur during future fall seasons under different greenhouse gas emission scenarios.
A new MIT study reveals that smoke particles from Australian wildfires can trigger chemical reactions that erode the protective ozone layer. The research found a 3-5% depletion of total ozone at mid-latitudes and widened the Antarctic ozone hole by 10% in 2020.
Researchers from Pusan National University studied compound extreme weather events in northern East Asia and found that a lack of soil moisture led to increased evaporative stress, amplifying heatwaves and triggering compound droughts and heatwaves. Understanding these dynamics is crucial for societal safety.
A study of fossilized bones from Brazilian species found that hollow bones with air sacs enabled dinosaurs and pterosaurs to become larger, as they circulated more oxygen and stayed cooler. This trait evolved independently in different groups, including sauropods, herrerasaurids, and birds.
A pooled data analysis of 16 studies found that most family outcomes were similar between sexual minority and different sex parent families, with some advantages in child psychological adjustment and child-parent relationships. However, risk factors such as stigma and discrimination can negatively impact family outcomes.
A recent study by researchers at the University of Texas at Austin found that the ocean's ability to absorb CO2 will peak by 2100 and become less efficient after 2300 due to a surface layer of low-alkalinity water. This emergence hinders CO2 absorption, leading to faster warming.
Researchers found that seabird species have unique wind tolerance strategies, with some flying fast to counteract wind drift. Albatrosses can fly in most storm conditions, while tropical species use special avoidance tactics.
Researchers found that indoor refrigeration units increased queen survival rates and reduced maintenance needs compared to outdoor storage. The study suggests that 'queen banking' could be a key strategy for strengthening honey bee survival in the face of a changing climate.
A recent study synthesizes climate trends across the Western US during the Holocene Era, revealing that the hallmarks of California's climate began around 4,000 years ago. The study also sheds light on human-caused climate change and its impact on regional resilience.
Researchers at the University of Oklahoma are designing a model home to address health challenges associated with living at high altitudes. The project combines local materials, state-of-the-art technology, and traditional Indigenous knowledge to create sustainable and accessible housing.
Researchers analyzed two US Army Corps of Engineers flood megaprojects in Rhode Island that emerged simultaneously after hurricane activity around the 1950s. The study found that strong public support and political backing were crucial factors in advancing one project, while the other failed to gain momentum due to environmental concer...
A new study reveals that wildfire smoke interacts with local weather to create conditions that accelerate wildfire expansion and worsen air pollution. Short-term variations in humidity, wind speed, and precipitation drive extreme wildfires on the US West Coast and Southeastern Asia.
Dimethyl sulfide levels have increased in Arctic air over the past five decades, according to a study led by Hokkaido University. The team tracked the rise in emissions through measurements of methane sulfonic acid in Greenland ice cores, finding higher levels between 2002 and 2014.