Articles tagged with Climate Stability
A new computational model developed by researchers at Chalmers University of Technology shows that onshore wind is likely to supply around 25% of global electricity by 2050 and solar reaching about 20%, aligning with the 2°C target. However, this falls short of what is required for a 1.5°C goal.
A new paper warns that halting and reversing biodiversity loss by 2030 is urgent to avoid destabilizing the Earth's vital systems. The authors call for a unified 'Nature Positive' approach to global environmental goals and governance.
A collapse of the Atlantic Meridional Overturning Circulation (AMOC) would lead to a substantial release of oceanic carbon, contributing to additional global warming. Higher CO₂ concentrations in the atmosphere amplify this effect, potentially leading to a 0.2°C increase in global temperatures.
A new study suggests that climate change will shift the balance of macromolecules in phytoplankton from proteins to carbohydrates and lipids, with a 20% increase expected by 2100. This could lead to an unbalanced diet for marine life, with implications for ocean health and human consumption.
Forest thinning found to improve wildfire risk reduction and hydrological resilience, increasing snowpack depth by 30% on north-facing slopes. The treatment recovered about 12.3 acre-feet of snow-stored water per 100 acres, equivalent to roughly 15 Olympic swimming pools per square kilometer.
The all-virtual Cal Poly Climate Solutions Now conference will address a wide range of climate topics, including energy, water, waste, business sustainability, agriculture, education, and more. Presenters from various industries will share strategies, tools, and information to help mitigate climate change.
Research from the University of East Anglia predicts that tropical cities will experience increased urban heat island effects under 2°C global warming. The study finds that up to 81% of medium-sized cities will warm more than surrounding rural areas, with some experiencing warming rates up to 100% higher.
Researchers found that the West Antarctic Ice Sheet retreated at least five times during warmer periods millions of years ago, indicating its extreme vulnerability to future warming. The study analyzed deep-sea sediments and identified 14 prominent melt events between 4.65 and 3.33 million years ago.
Researchers discovered a 'one-two punch' of orbital forcing and climate variability driving ice sheet melting in ancient Antarctica. The findings provide new insights into the complex processes shaping our planet's climate history.
Research in Chile's national parks shows that wildfires significantly alter soil structure and nutrient cycles, affecting ecosystem resilience. Humid temperate forests recover faster than mediterranean woodlands due to fire-adapted trees and higher rainfall.
A modelling study suggests that heat stored in the Southern Ocean could be released, causing a rapid warming of the atmosphere. The ocean acts as a large heat reservoir, mitigating atmospheric warming since the Industrial Revolution.
Researchers have discovered that sudden shifts in the Southern Westerly Winds 15,000 years ago triggered a massive growth of ancient bogs across the Southern Hemisphere. The study found that the shifting winds created an ideal climate for the swamps to form, and now believe they play a crucial role in regulating carbon stores in peatland.
The Global Tipping Points Report 2025 reveals that the world has crossed its first climate tipping point, with devastating consequences for coral reefs and potential sea level rise. The report warns of further tipping points in systems such as the Amazon rainforest and Atlantic Ocean circulation.
Researchers at UC Riverside discovered a carbon burial process in the ocean that can cause Earth's temperature to overshoot and cool down, potentially triggering an ice age. The study suggests that the planet's thermostat is not functioning as expected due to changes in atmospheric oxygen levels.
Researchers have developed a novel way to reach the unexplored mesosphere using lightweight flying structures that can float using sunlight. The devices, which were built at Harvard and other institutions, levitated in low-pressure conditions and demonstrated potential for climate sensing and exploration.
A new Antarctic research project is using citizen science to study environmental changes over the last 70 years by matching modern satellite images with historical air photos. The project aims to create a high-quality dataset for future scientific investigations of Antarctic landscape change.
Researchers at Göttingen University developed a method to reconstruct the early Earth's atmosphere using fossilized micrometeorites. The study found that intact micrometeorites can preserve reliable traces of oxygen isotopes over millions of years.
A large region of unusually hot rock deep beneath the Appalachian Mountains in the United States could be linked to Greenland and North America splitting apart 80 million years ago. The 'mantle wave' theory suggests that hot, dense rock slowly peels away from the base of tectonic plates after continents break apart.
Climate models project an accelerating increase in heatwave duration due to global warming, with each additional increment of warming causing larger increases in long heat waves. As temperatures rise, the typical length of heatwaves will also increase, posing significant impacts on humans, livestock, and ecosystems.
A study by University of California, Riverside researchers finds that the Atlantic Meridional Overturning Circulation's slowdown is responsible for the persistent cold water anomaly south of Greenland. This weakening circulation leads to cooler surface waters and fresher salinity, impacting weather patterns across Europe.
The study found that the remaining carbon budget for 1.5°C is 130 billion tonnes of CO2, which would be depleted in less than three years at current emission rates. This would lead to catastrophic climate impacts and exceed the carbon budget for 1.6°C or 1.7°C within nine years.
A study by Florida Atlantic University reveals that climate shifts starting around 500 A.D. led to shorter lives and faster growth in bald cypress trees, which may have made them more vulnerable to stress. The research provides a powerful lens into how widespread environmental changes can be.
A study by Göttingen University researchers combined satellite data with manual measurements to better understand forest soil moisture. The findings show that soil moisture is strongly influenced by weather and season, not exact location, and highlight the importance of monitoring soil moisture over time for effective forest management.
A recent study using SWOT satellite data has revealed the existence of powerful submesoscale eddies in the ocean, which play a significant role in shaping the climate system. These smaller currents carry surprisingly large amounts of energy and influence marine food webs, weather patterns, and events like El Niño and La Niña.
A new study suggests that limiting global temperature increase to 1.5°C may not be enough to save the world's ice sheets, which could lead to significant losses and extensive displacement of coastal populations. The researchers argue that a target of around 1°C would be more effective in preventing rapid sea level rise.
A new study from the University of Cambridge suggests that hitting Europe's 2030 renewable energy targets could reduce electricity price volatility by an average of 20% across 29 European countries. This would lead to significant reductions in price spikes, with the UK and Ireland expected to benefit the most.
The study highlights the potential of novel techniques to collect and analyse plankton data more efficiently, filling knowledge gaps and generating complete pictures of plankton dynamics. However, integrating old and new methods is crucial to ensure accurate assessments of marine biodiversity.
The report charts a course correction for how the world grows food and uses land, highlighting the central role of land in maintaining Earth's stability. Land degradation is undermining the planet's capacity to support humanity, with seven out of nine planetary boundaries negatively impacted by unsustainable land use.
Researchers identify a quantum mechanism as key to accelerating ocean temperatures, which current climate models fail to predict. The study proposes a new paradigm that factors in non-thermal energy, suggesting a revised approach to understanding ocean thermal stability and climate change.
The Atlantic Marine Energy Center (AMEC) will develop new research projects, infrastructure, and educational programs using the funding. Lehigh University will lead two research projects focused on tidal turbine blades and real-time stable marine energy microgrid power management.
Research from multiple ice cores in Greenland provides new understanding of Dansgaard-Oeschger events, which represent 'tipping points' in Earth's climate. The findings suggest interactions between the Atlantic Meridional Overturning Circulation and wintertime sea ice play a key role in these events.
A new study reveals that Earth's surface temperature has varied more greatly over the past 485 million years than previously thought. The study, co-led by the Smithsonian and University of Arizona, confirms that carbon dioxide is strongly correlated with global temperatures across geological time.
A new study provides a complete picture of the last Snowball Earth's end and suggests its connection to the emergence of complex lifeforms. The research focuses on ancient rocks known as cap carbonates, which preserve clues about Earth's atmosphere and oceans.
A new study shows that urban forests within walkable distance from residential areas are crucial in reducing heat-related health risks. Researchers found that nearby forests have a pronounced impact on reducing mortality risks, particularly those within 1 kilometre of residential areas.
A recent study has found that the Florida Current, a key component of the Atlantic Meridional Overturning Circulation (AMOC), has remained remarkably stable over the past four decades. The researchers used measurements from a decommissioned submarine cable and hydrographic surveys to correct for changes in the geomagnetic field.
A team of researchers discovered that a 'tag-team' between the oceans and continents led to severe environmental crises, causing mass extinctions of marine species. The study found that chemical weathering pulses disrupted the oceans, leading to anoxic events that had profound impacts on marine ecosystems.
A new model developed by scientists can predict intense, localized heavy rainfall events caused by rapid air rises in clouds. This breakthrough offers potential to improve public safety and preparedness through early warning systems.
A new study led by Dartmouth researchers questions the rapid polar ice collapse model used in the IPCC's sixth assessment report. The team found that the expected rate of retreat is significantly lower than predicted, making the worst-case scenario less likely, but still dire due to ongoing ice loss from Greenland and Antarctica.
A recent study has found that tropical ocean waters exhibit significant variability in temperature over time and space, contradicting the long-held 'climate variability hypothesis'. This unexpected finding may help explain why some fish species can tolerate a wider range of temperatures than others.
A new study confirms that the center of Greenland's ice sheet melted away in recent geological past, exposing a green, tundra landscape. The discovery suggests that the giant ice sheet is more fragile than previously thought and increases the risk of sea-level rise, potentially leading to catastrophic flooding in coastal cities.
A new living passivator has been developed to improve the stability and efficiency of perovskite solar cells. The coating can dynamically heal defects caused by environmental stressors like water and heat, improving operational stability for over 1,000 hours at high temperatures.
A new catalyst with a lead coating enhances the performance of a nickel-based hydrogen evolution reaction catalyst, increasing efficiency and resisting reverse current. This breakthrough could improve the durability of alkaline water electrolysis systems and support a green hydrogen economy.
A research team finds that local community members are indispensable partners in enhancing community engagement in repairing damaged ecosystems. Local values and attitudes play a crucial role in promoting sustainable ecosystem management practices.
Scientists at TUM develop advanced early detection method to predict abrupt shifts in natural systems. The new approach enhances ability to monitor and respond to potential tipping points, potentially anticipating large-scale climate events.
A study by Yuxin Zhou of UC Santa Barbara's Department of Earth Science found that Greenland's ice sheet retreat is not sufficient to completely derail the Atlantic circulation. The AMOC will be determined by a tug-of-war between decreasing ice flux and increasing freshwater runoff, which can disrupt the ocean current.
A new study finds that the US Drought Monitor is not keeping pace with climate change, leading to frequent severe droughts being classified as rare. The consequences are dire, with some regions spending more time in extreme drought conditions than federal guidelines allow, potentially leaving them without adequate aid.
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.
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.
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 developed a new framework to understand small-scale turbulent flows, shedding light on the chaotic butterfly effect. The framework uses chaos theory and synchronization theory to explain the critical length scale, which affects data assimilation methods.
A study led by Indiana University researchers explores the potential of climate engineering to slow Antarctic ice loss through stratospheric aerosol injection. The approach could buy time to address climate change and avoid catastrophic sea-level rise.
A mathematical breakthrough provides new insights into typhoon dynamics, enabling more accurate predictions and advancements in weather forecasting. The study confirms the stability of specific vortex structures, which can be encountered in real-world fluid flows.
A new laser-based sampling system allows for higher depth resolution, enabling scientists to reconstruct continuous annual temperature changes thousands of years ago. The LMS system overcomes previous limitations in sampling ice cores, preserving critical oxygen and hydrogen isotopes needed to infer past temperatures.
Researchers analyzed satellite data from 1967 to 2021, finding nearly twice as many grids with declining snow cover as advancing ones. Snow presence is decreasing in Arctic and southern latitudes, while some areas like Eastern Canada see an increase.
A new study found that climate change is causing the hottest days in North-West Europe to warm at double the rate of average summer days. The difference in trends is most pronounced for England, Wales, and Northern France.
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.
Researchers conclude that social changes, such as consumption patterns and climate protests, are crucial in meeting the 1.5-degree goal, but current efforts are insufficient. A new approach to adaptation is necessary to address the impacts of global warming.
The Southern Hemisphere is stormier than the Northern due to ocean circulation and mountain ranges in the Northern Hemisphere. Since the 1980s, storminess has increased in the Southern Hemisphere, while the Northern Hemisphere has seen negligible changes.
A new study by researchers from the University of Oldenburg found that particles from central South America were the primary source of iron in the South Pacific during the last two glacial periods. The team's theory suggests that jet stream circulation picked up fine mineral particles on the east side of the Andes and transported them ...
A recent NTU Singapore study finds that climate change is a stronger driver of increasing atmospheric methane than expected, leading to more heat being trapped in the atmosphere. The research suggests that nature could be producing more and consuming less methane than previously realized, contributing to higher methane emissions.