Articles tagged with Climate Change
A recent study reveals that climate warming and heatwaves are significantly reducing surface dissolved oxygen levels in lakes worldwide. The research found that 83% of studied lakes exhibited significant deoxygenation, with an average rate of decline exceeding that of oceans and rivers.
Researchers developed a predictive model showing peat bogs can offset 14% of future CO2 emissions through microalgae's photosynthesis. Peatlands store over 30% of the Earth's soil carbon, estimated to be between 500-1000 gigatons.
Prof. Günter Blöschl's research has made significant contributions to understanding the drivers of increasing flood risks under climate change and reveals that the last two decades have been markedly flood-prone compared to historical records.
The American Geophysical Union has opened a new application portal for U.S. researchers to self-nominate as experts, authors, and review editors for the Intergovernmental Panel on Climate Change's Seventh Assessment Report. The nomination period is open until mid-April.
Researchers at Osaka Metropolitan University developed an engineered yeast that can produce record-high yields of D-lactic acid from methanol, a key compound used in biodegradable plastics and pharmaceuticals. The optimized yeast strain achieves a 1.5-fold boost in production compared to other methanol-based methods.
Researchers used reinforcement learning to simulate coastal defense strategies against sea level rise and flooding, finding dynamic seawalls to be more cost-effective than traditional methods. The study aimed to address uncertainty in long-term climate change mitigation efforts and provide a flexible approach for communities to prepare...
Thorny skates exhibit a unique size discrepancy, with small and large varieties coexisting along the North American coast. A new study reveals that COVID-19 restrictions led to an abundance of genetic data, allowing researchers to uncover the secret behind the size difference.
Ancient bacteria can respire carbon dioxide and hydrogen into acetic acid to produce ATP. A new mechanism involving sodium ions is activated when acetic acid is produced, driving a molecular turbine that generates energy.
A study using a unique moored platform in the Sargasso Sea found that hurricanes can transport sediments from shallow-water reefs to the deep ocean, affecting the environment for weeks. The study demonstrated how much of an impact hurricanes can have on the deep environment, with significant effects lasting for near decades.
Research published in the European Heart Journal suggests that Australia's burden of cardiovascular disease caused by extreme heat will more than double by 2050. The study found that hot weather costs around 49,483 years of healthy life annually, with this number expected to increase significantly under climate change scenarios.
The KIT-led ASCCI measurement campaign is analyzing the effects of ozone and water vapor in the Arctic troposphere and stratosphere on climate change. The research focuses on understanding the causes and consequences of Arctic warming, including ozone depletion and air pollutant transport.
Scientists at CRAG have made significant progress in understanding sorghum's molecular mechanisms and improving its breeding, focusing on enhancing drought tolerance. The team has identified key genetic mechanisms and developed an efficient transformation method using a ternary vector system.
A new study led by the University of Exeter shows that social media can be used to monitor animal species relocating due to climate change. The researchers examined posts about Jersey tiger moths on Instagram and Flickr, finding they are unexpectedly common in towns and cities.
Researchers at Stanford University used machine learning to analyze high-resolution remote-sensing data of ice movements in Antarctica, gaining new insights into the fundamental physics governing the large-scale movements of the Antarctic ice sheet. The study reveals that most of the ice shelf is anisotropic, with different physical pr...
Researchers have successfully demonstrated the environmental benefits of turning CO₂ emissions into key chemical ingredients for essential consumer goods. The study found that waste CO₂ can be part of the solution rather than the problem, reducing GWP by around 82% for paper mill emissions.
A new analysis reveals that no country is on track to meet all 17 UN Sustainable Development Goals by the target year of 2030. Machine-learning tools were applied to over 20 years' worth of data from 231 indicators and GDP data, highlighting complex linkages between goals.
A new study shows that climate change affects short-term precipitation events lasting hours by significantly increasing their frequency, while longer-term rainfall events lasting days are influenced by global weather phenomena like El Niéo. This distinction is crucial for assessing the risk of flooding in different regions.
A new study by the University of Plymouth investigated the effect of changing global climate conditions on Christmas Island's red crab embryos. The researchers found that lower salinity levels did not delay embryonic development, but emphasized the need for further research to understand the species' response to environmental stressors.
Wealthy individuals, despite being major contributors to global emissions, possess three positive climate capabilities: investing in green technologies, knowledge about climate change, and social influence. Researchers suggest harnessing their potential to accelerate the UK's transition to net-zero carbon emissions.
Research reveals that warmer conditions in Antarctic waters lead to changes in microbial community composition, with bacteria dominating over phytoplankton. This shift can decrease biological productivity and affect the global food web.
The study categorizes CROP-AP models into four key types, highlighting five major applications in agricultural productivity simulation. Future research priorities focus on strengthening model validation and simulating multi-scale interactions to support sustainable global food production.
Experts discuss scientific and technological challenges in the energy transition, including solar technologies, hydrogen, batteries, grid management, and future energy sources. The joint paper recommends innovations leading to next-gen photovoltaic technology, green hydrogen production, and AI-powered grid management.
Researchers have presented a unique time-dependent record of drainage divide migration rates, showing that episodes of rapid shift coincide with past climate changes in the Negev over the last 230,000 years. This discovery accelerates our understanding of how climate affects the Earth's surface.
A study by MIT researchers found that climate change can cause the thermosphere to shrink, reducing atmospheric drag and allowing space junk to remain in orbit for decades. This could lead to increased collisions and debris, threatening the sustainability of satellite operations.
A new study led by University of Maryland geologist Sujay Kaushal finds that multiple threats are making fresh water saltier, including land-based pollution and saltwater intrusion. The researchers offer a framework for predicting and preventing the issue, which affects ecosystems, agriculture, and drinking water supplies.
A new study suggests that artificial intelligence can effectively detect wildfires in the Amazon rainforest, using satellite imaging and deep learning. The technology achieved a 93% success rate in training models via datasets of images with and without wildfires.
A new study combines satellite collar data with specialized cameras to shed light on the mysterious and important stage of maternal denning. The researchers found that using both methods can accurately predict when polar bears will emerge from their dens and how external factors like temperature influence their behavior.
A study predicts East Coast estuaries will face devastating consequences from increased marine heat waves, with potential ecosystem collapse and job losses. The researchers found strong connections between estuaries in similar geographic regions, driven by atmospheric heat exchange.
Incarcerated individuals face heightened health risks from wildfires due to poor ventilation, inadequate infrastructure, and pre-existing medical conditions. Climate change is intensifying wildfire conditions worldwide, posing immediate and long-term health impacts on this vulnerable population.
A recent study examines the impact of climate physical risks on China's digital and low-carbon economies. The research reveals regional disparities and highlights the mechanisms through which climate risks disrupt technological innovation and economic integration.
Researchers identify cloud-radiation feedback as dominant source behind differing tropical Pacific sea surface temperature (SST) changes in climate models. The study's findings highlight the critical role of these feedbacks in shaping future warming patterns.
A new study by MIT confirms the Antarctic ozone layer is healing, with high statistical confidence that reductions in CFCs are the primary cause. The research uses fingerprinting to isolate the anthropogenic signal and rule out natural variability.
The UK's top earners contribute disproportionately to carbon emissions, yet they can drive systemic change through their purchasing power and influence. Wealthy individuals are more likely to adopt green technologies, but their lifestyles remain high-emission due to frequent flying and luxury consumption.
A new study from Chapman University reveals that Phyllaplysia taylori, a tiny marine mollusk, is remarkably heat-tolerant and genetically diverse. This makes it an ideal partner for climate-resilient coastal restoration efforts, which are crucial in the face of accelerating climate change.
A recent study by researchers at the University of Hawaii found that subsidence is a major factor in future flood exposure in low-lying areas. The study highlights that areas like Oahu's south shore are experiencing land sinking nearly 40 times faster than others, exacerbating flooding sooner than anticipated.
A study by Boston University researchers explores two tools to fight climate misperceptions caused by native advertising from big oil companies. Disclosures and inoculations were found to help readers recognize advertising and reduce susceptibility to misleading claims.
A new study reveals that a rise in temperature by more than 1.5°C could lead to a marked decline in crop diversity, impacting global food security. Low-latitude regions are particularly vulnerable, with up to half of their crop production at risk.
A new study led by Colorado State University found that agricultural nitrogen fertilizer is the primary cause of seasonal carbon cycle swings. This discovery adds to scientific understanding of the carbon cycle and could help inform climate change mitigation strategies.
A new study finds that tree planting can be the most cost-effective way of removing carbon as long as careful choices are made about which type of trees to plant and where. This approach balances risks and minimizes the danger of betting on the wrong future.
Researchers from UC San Diego will present cutting-edge solutions to address global challenges such as climate change and human longevity. The event features a film premiere and thought-provoking presentations on topics like capturing carbon and democratizing health data.
The US weather enterprise faces significant risks due to federal science funding cuts, which could lead to reduced weather forecasting accuracy and increased vulnerability to hazardous weather. The value of weather information to the US economy exceeds $100 billion annually.
A team of researchers has matched Earth's ice age cycles with orbital shifts, predicting the onset of the next ice age in approximately 10,000 years. The study analyzes a one-million-year record of climate change and finds a predictable pattern for glacial and interglacial periods.
Researchers discovered that fungi construct a lace-like mycelial network that moves carbon outward from plant roots in a wave-like formation. The team used advanced robotics to measure traffic flows and resource trading in the fungal road system, shedding light on how these networks regulate ecosystem function.
Soil microbial diversity decreases in alpine pioneer community degradation, while ecosystem functions initially increase before declining. Fungal communities are more vulnerable to environmental changes than bacterial ones.
Researchers found that ancient glaciers carved deep into the Earth's crust, releasing key minerals that altered ocean chemistry. This process created conditions that allowed complex life to evolve, with the influx of elements changing ocean chemistry at a critical time in evolution.
A new study warns that the risk of reaching 2.7°C of global warming is substantial, with cascading impacts on marine ecosystems and local infrastructure. The research calls for urgent action to reduce greenhouse gas emissions and invest in sustainable practices and climate adaptation strategies.
Researchers found that fog water can be harvested in the Atacama Desert to ease water scarcity affecting vulnerable populations. The collected water can be used for drinking, irrigation, and local food production, with potential yields of up to 300,000 liters per week.
Researchers on the SONNE310 expedition investigate canyons on active and passive continental slopes in the southwest Pacific. The study aims to identify factors that determine landslide frequency, size, and location, enhancing global risk assessment and protecting coastal areas.
A new study suggests that up to 70% of suitable habitats for the critically endangered whitefin swellshark will be lost over the next 75 years due to predicted ocean changes. The researchers believe that Australia's proactive conservation measures, such as marine protected areas, offer hope for the species' survival.
A USC study has found a drastic increase in building collapses in Alexandria, Egypt, due to rising sea levels and seawater intrusion. The researchers used a three-pronged approach to assess the impact of shoreline changes on the city's buildings.
Since the turn of the millennium, glaciers worldwide have lost around 273 billion tonnes of ice per year, corresponding to about five and a half times the volume of Lake Constance. The loss of ice from glaciers has led to a rise in sea level of 18 millimetres, making it the second strongest driver of sea level rise after ocean warming.
New research reveals that ice algae can store phosphorus, enabling them to colonize larger areas of the ice sheet. This could lead to faster melting as darkened ice loses its reflectivity.
Researchers discovered that tiny algae on glacier ice can grow rapidly despite limited nutrients, darkening the surface and accelerating melting. This finding has significant implications for predicting climate change, as it highlights a potential positive feedback loop between warming and ice melt.
Researchers discovered that Arctic glaciers are leaking significant amounts of methane through the 'glacial fracking' process. This previously unrecognised process could contribute to Arctic climate feedbacks and accelerate global warming.
Global glacier melt accelerated over the last decade, with a 36% increase in meltwater compared to the previous decade. This poses significant risks to drinking water supplies, particularly in South America and Asia due to rising sea levels and increased flooding after the melt season.
Researchers from the University of Oxford challenge the long-held assumption that water temperature determines the efficiency of ocean carbon capture. The study highlights the need for standardized data collection methods and improved monitoring in polar regions to better understand this critical process.
Recent studies suggest that rising temperatures could disrupt the balance of Earth's climate by increasing plant water loss. In extreme heat, plants may lose too much water to conserve it, limiting photosynthesis and reducing their role as a carbon sink.
The study projects a significant increase in wetland and forest areas in China, with potential losses of cropland and shifts in land use patterns. Enhanced protection and management are needed to mitigate the impacts of climate change on food security.
The project aims to investigate how building design, outdoor conditions, and climate contribute to indoor air pollution and heat exposure. The team will also create simulations to quantify the impact of housing on home environments.
A new study suggests that reintroducing wolves to the Scottish Highlands could lead to an expansion of native woodland, sequestering one million tonnes of CO2 each year. This could help address the UK's carbon removal target and contribute to climate recovery.