Articles tagged with Climate Change
Researchers found that historically low volcanic carbon dioxide emissions, combined with weathering of a large pile of volcanic rocks in Canada, led to the prolonged Sturtian glaciation. The team used plate tectonic modeling and computer simulations to investigate the cause and duration of this ice age.
Researchers at Stanford have found that the Wilkes Subglacial Basin in East Antarctica could be closer to runaway melting than previously thought. The study suggests that this region, which holds enough ice to raise global sea levels by over 10 feet, may be vulnerable to irreversible melting if warming seawater gets under the ice sheet.
Researchers suggest introducing a hypothetical Category 6 storm with winds exceeding 192 mph, citing increased risk in Southeast Asia and the Gulf of Mexico. The proposed change aims to raise awareness about growing major hurricane risks under climate change.
Researchers introduce a hypothetical Category 6 hurricane classification to address increasing intensity and damage from hurricanes. With global warming projected to increase storm risks by up to 50% near the Philippines and doubling in the Gulf of Mexico, the new classification aims to raise awareness about the growing threat.
A new study reveals tiny plankton (0.02mm) make up majority of ocean plankton, playing critical role in ecosystem health and oxygen production. The research emphasizes the need to take these tiny organisms seriously and incorporate them into global ocean policy.
The study successfully synthesizes P-doped hard carbon using coffee grounds as a precursor, demonstrating promising electrochemical performance. The resulting material exhibits a reversible capacity of 341 mAh g-1 at 20 mA g-1, with an initial Coulombic efficiency of 83%, offering an alternative solution to lithium resources.
Researchers from University of Bonn and IZA found that nearly half of people who denied climate change did not use motivated reasoning to justify their stance. Instead, they defined themselves by this belief, which sets them apart from other political groups.
Researchers reconstructed temperature and precipitation patterns for 200 BC to 600 AD, finding a link between climate change and three major pandemics. The study used high-resolution regional climate records and glass particle analyses to confirm the causal relationship.
Dust storms enhance phytoplankton tolerance to thermal and pH changes, facilitating algae growth in mountain lakes. This experimental study highlights the impact of atmospheric dust on aquatic ecosystems.
A recent study reveals a shift in global warming dynamics, with greater daytime warming since the 1990s. This has led to an increasing temperature difference between day and night, which could affect crop yields, animal well-being, and human health.
New research reveals permafrost's dominant role in shaping Arctic rivers and storing massive amounts of carbon. Thawing permafrost could unleash billions of tons of CO2, exacerbating climate change.
A study reveals that sea otter reintroduction has slowed creekbank erosion by up to 90% and restored marsh stability despite rising sea levels and pollution. The researchers suggest that this phenomenon can have far-reaching benefits for ecosystems worldwide, overturning the traditional bottom-up paradigm of coastal geomorphology.
Scientists at the UK Centre for Ecology & Hydrology have produced a comprehensive map of England's hedgerows, revealing over 390,000 km of field boundaries marked by these critical habitats. The new data will guide future habitat restoration efforts and support biodiversity conservation.
A recent study by Curtin University found that 1454 avoidable deaths occurred due to fine particle air pollution from extreme events like bushfires and dust storms. The research suggests nearly one-third of these deaths could be prevented if pollution events were reduced by 5 per cent.
The 2019-2020 'Black Summer' bushfires in Australia resulted in a $2.8 billion loss to the tourism industry, with almost 7300 jobs disappearing nationwide. The study found that the impact of the fires was felt across the entire economy, with the Australian tourism industry being particularly vulnerable.
The Global Climate Science-Media Action Pledge aims to ensure scientifically accurate, accessible, and actionable climate change communications. Nearly 30 leading professional societies and media organizations from around the world have committed to this pledge.
A new study found that heatwaves in Brazil are disproportionately affecting female, elderly, Black, Brown, and low-education individuals, resulting in a staggering 48,075 deaths between 2000 and 2018. The research highlights the need for targeted efforts to reduce mortality rates during future heatwaves.
A new compound flooding model predicts that New York City will experience historic and devastating floods every 30 years by the end of this century, a fivefold increase from the present climate. The tool helps city planners prepare and protect against future disasters by providing detailed flood forecasts.
A new study provides detailed maps of temperatures inside tropical forests, enabling ecologists to better predict how species will respond to climate change. The research reveals significant variability in forest temperatures, with some areas experiencing temperature differences up to 4 degrees from the surrounding environment.
Researchers found that small electric aircraft can have a notably lower climate impact – up to 60 percent less – and other types of environmental impacts than equivalent fossil-fuelled aircraft. The study also highlights the need for longer battery lifetimes and improved energy storage capacity to minimize mineral resource scarcity.
By 2050, at least 34% of Alpine ice volume will be lost even if global warming stops. This is based on a new study predicting near-term ice loss due to climate inertia.
The AMS 104th Annual Meeting will focus on climate change research, mitigation, and adaptation, with key discussions on overcoming barriers to implementation. The meeting features numerous scientific conferences and symposia covering topics like climate variability, air pollution meteorology, AI for environmental science, and more.
A modelling study published in Scientific Reports predicts that EU and UK economies will suffer significant economic losses, with the majority concentrated in coastal regions. Targeted investment in certain sectors is expected to reduce regional losses, but overall economic impact remains substantial.
A new study by Monterey Bay Aquarium researchers found that sea otter population growth during the last century enhanced kelp forest resilience in California, increasing coverage by 56% along the central coast. However, kelp forests declined dramatically in northern and southern regions due to climate change.
A new study found that atmospheric moisture has not increased as expected over arid and semi-arid regions despite climate warming. This could exacerbate future wildfires and ecosystem stress in these areas.
The American Meteorological Society's Presidential Forum will discuss how to overcome barriers limiting the use of climate science. The event aims to advance society's acceptance and use of climate science, amidst misinformation and disinformation campaigns.
Climate change and sea level rise are expected to increase arsenic levels in Bangladesh's drinking well water, consumed by nearly all citizens. This could lead to health issues and increased risks of diseases such as cancer.
Research reveals that aquifer depletion can curb crop yields even when it appears saturated enough to continue meeting irrigation demands. As groundwater dwindles, agricultural losses escalate, especially for corn and soybean yields.
Researchers at Lancaster University found that tidal range schemes can protect estuaries and coastal areas from sea level rise by harnessing high tides and maintaining low tide levels. These barrages can provide jobs, reliable power, and reduced costs while conserving habitats.
A new Dartmouth study finds that seasonal snowpacks have shrunk significantly over the past 40 years due to human-driven climate change. The sharpest global warming-related reductions are in the Southwestern and Northeastern United States, as well as in Central and Eastern Europe.
Researchers found that peat exposed to mild drought still absorbs some carbon, but extreme drought causes it to release carbon. Increasing biodiversity in peatlands does little to combat drought, contrary to previous assumptions.
Researchers discovered that plants eliminate IMA1 to prevent harmful bacteria from thriving, but increasing IMA1 levels makes leaves more resistant to attack. This finding suggests a deep connection between iron availability and the plant immune system.
A global study led by Colorado State University scientists shows that extreme drought has been greatly underestimated for grasslands and shrublands. The study found that the loss of aboveground plant growth was 60% greater when short-term drought was extreme, exceeding previously reported losses.
A large-scale study found exposure to low and high biothermal stress during pregnancy linked to a higher risk of babies being born too small or large for their gestational ages. The study also identified specific subpopulations at higher risk, including non-Caucasian people and those aged 35 and above.
The METEOR Expedition M197 is a research project studying the Eastern Mediterranean Sea's future changes in response to climate change and human activities. The project investigates nutrient supply, marine ecosystems, and carbon export from surface to deep waters.
The US East Coast is experiencing subsidence rates of up to 5 mm/year, affecting 2.1 million people and 867,000 properties. Rising groundwater extraction and sediment compaction are common causes, while some areas like the Chesapeake Bay experience differential subsidence, posing significant risks to structures.
A team of international scientists found that Southeast Asian forests resisted 'savannisation' during the Last Glacial Maximum, maintaining a mosaic of diverse closed and open forest types. Maintaining forest diversity is key to preventing future 'savannisation' and protecting tropical rainforests in regions like South East Asia.
A study found a clear connection between light levels and mental health in Finland, with more sick days taken due to depression, anxiety, and sleep disorders during autumn and winter. Climate change may worsen these conditions, while brighter summers could alleviate some symptoms of bipolar disorder.
A joint research team has reported the discovery of buried palaeo-polygonal terrain beneath Utopia Planitia on Mars using the Zhurong rover's radar. This finding suggests that ancient Mars experienced a cold polar region and significant climate changes.
Researchers used genetic information from 104 aardvark poop samples to study their distribution and movement across the African landscape. They found regional divisions and larger home ranges, but also restricted movement through arid areas due to climate change.
Researchers at the University of Copenhagen have developed a method to remove low-concentration methane from air using UV light and chlorine. The technique has shown promise in reducing greenhouse gas emissions from livestock housing, biogas production plants, and wastewater treatment plants.
A recent VCU-led study found that rising temperatures can make it harder for dragonfly nymphs to control mosquito larvae populations. As a result, there could be nearly twice as many mosquito larvae reaching adulthood in warmer temperature pools.
Researchers at Hong Kong University of Science and Technology have mapped the high-resolution structure of a little-known cyanophage virus, shedding light on its role in controlling marine biogeochemical cycles. The study provides new insights into how viral proteins interact to make the virus stable and infect cells.
Scientists at Ohio State University discovered that tropical ice cores can provide accurate measurements of surface global mean temperature. The study found that the temperature in the middle and upper troposphere cooled by 7.35 degrees Celsius during the Earth's glacial period, shedding light on new theories about climate dynamics.
A 1916 study by Eugene Clyde La Rue estimated the Colorado River discharged just 15 million acre-feet of water, but was ignored in favor of a higher estimate. Today, the river's actual flow is around 13 million acre-feet per year, prompting calls for improved estimates and Indigenous involvement in managing the water.
A new study reveals that trees growing in wetter regions are more sensitive to drought, with up to 50% of species' ranges expected to become drier by 2100. Climate change models predict these areas will experience rapid drying, exposing trees to conditions beyond their adaptive capacity.
A new study by researchers at Leipzig University and TROPOS found that biodiversity influences the emission of plant odours, which form aerosols in the atmosphere. The team measured BVOCs and BSOA compounds in plots with different tree species and found that species-rich forests emit less of these gases than monocultures.
A comprehensive study on HSR lifecycle carbon emissions reveals significant reductions in emissions. The research provides a per-person-per-kilometer evaluation unit to inform effective transportation combinations for reducing carbon emissions during travel.
The ILSI 2024 Annual Meeting will feature scientific presentations, professional development, and networking opportunities focused on innovations for safe, nutritious, and sustainable food manufacturing systems. Press registration is now available for media outlets covering the event.
The Atlantic Ocean near Bermuda has warmed by 1°C over the past 40 years, with surface temperatures increasing by 0.24°C per decade since the 1980s. The ocean's salinity and oxygen levels have also decreased, leading to increased acidity, which can affect marine life.
Researchers at Newcastle University found that climate change can cause frozen methane to melt and release methane into the sea. This process, known as hydrate dissociation, has significant implications for predicting and addressing the impact of methane on our changing climate.
The report highlights six key recommendations to change course, including coordinated action to trigger positive tipping points. Averting the crisis and doing so equitably must be the core goal of COP28 and ongoing global cooperation.
A team led by USC Dornsife researchers has uncovered stark differences in the impact of a 200-million-year-old mass extinction event on marine and terrestrial ecosystems. The study found that land-based ecosystems were hit harder, with nearly 96% of species going extinct, while marine ecosystems showed resilience with only 71% of gener...
A new study estimates that living in flood-prone areas in Bangladesh is associated with an excess risk of infant mortality of 5.3 additional deaths per 1,000 births. The study found that children born during rainy months face a higher risk of death than those born in dry months.
Researchers mapped crocodile family trees to shed light on their evolution and conservation. Climate change and competition played key roles in shaping modern-day crocodile diversity, with ecology being an unexpected factor in survival.
A new study published in Science Advances challenges the long-held theory that a meteorite was responsible for the extinction of the dinosaurs. Researchers from McGill University and around the world found evidence of massive volcanic eruptions in Western India, which may have triggered a global drop in temperature and made life diffic...
Researchers used AI to analyze tree databases and found that temperature and precipitation are strong predictors of non-native species invasion. The study also reveals that global forest carbon potential is considerably below natural levels, with most potential located in existing forests.
Fossil CO2 emissions from global carbon budgets have reached a record high in 2023, with global warming exceeding 1.5°C target becoming increasingly likely within seven years. The study projects that total global CO2 emissions will be 40.9 billion tonnes, far from the reductions needed to meet climate targets.
A new study identifies public and private companies operating in economic sectors associated with increased risks of emerging infectious diseases. Financial actors can mitigate these risks through investments that promote ecological restoration, pathogen surveillance systems, and community health care.
A recent study warns that children should be taught more about the importance of plants in promoting awareness of climate change and sustainability. The study argues that botany should be a greater focus of educational policy, with teachers receiving support and training to challenge their existing assumptions about plants.