Articles tagged with Climate Change Effects
A Cardiff University study found that climate change is causing a decline in springtime macroinvertebrate abundance by up to 21% for every 1 degree Celsius rise in temperature. The study predicts that species numbers could fall by 12-25% over the next 50 years.
Scientists discover extensive 'twilight zone' of particles beyond individual clouds, affecting up to 60% of atmosphere previously labeled as cloud-free. The discovery complicates climate change predictions and may require recalculating estimates of solar energy reflection.
A new study finds that Indonesian rice farming is greatly affected by short-term climate variability, with potential for significant harm from long-term climate change. Climate models predict a shortened rainy season and increased dryness in some areas, squeezing farmers on both ends.
New research by CSIRO Australia suggests that climate change is enhancing the growth of shallow-water fish species, but decreasing their growth rates at greater depths. This finding has implications for the long-term viability of deep-water stocks.
The PACDEX project will study plumes of airborne dust and pollutants from Asia to North America, exploring their effects on clouds, precipitation, and climate. The team aims to determine how particles influence clouds and climate, shedding light on one major environmental issue of this decade.
A new study suggests that tropical rainforests are crucial in slowing down global warming, while planting trees in mid- and high-latitude locations could exacerbate climate change. The research confirms that forests in these regions would not only fail to mitigate the effects of global warming but also potentially increase temperatures.
Researchers used king penguins as bio-indicators to study the impact of climate change on fish availability and foraging behavior. By analyzing heart rate and energy expenditure data, scientists found correlations between energetic costs and food scarcity, providing insights into the pressure exerted by king penguins on their ecosystem.
A team of researchers led by Jennifer Hutchings will spend two weeks studying the relationship between ice movement, stress, and sea ice mass in the Beaufort Sea. The goal is to validate current sea ice models and reduce uncertainty in predicting arctic climate change.
A new study predicts the disappearance of several existing climates by 2100 due to global warming, with novel climate zones emerging on up to 39% of the world's land surface area. The models also foresee significant impacts on ecosystems and biodiversity, highlighting the importance of understanding and coping with climate change.
A burst of protons from the Sun in 1859 caused unprecedented ozone destruction, with energy released six times larger than a 1989 solar flare. Simultaneously, research suggests that ancient Farallon plate movement may have triggered massive earthquakes in the central US, shedding light on seismic hazards.
A study found that warming temperatures since 1981 have caused annual losses of roughly $5 billion for major cereal crops. Global crop yields respond negatively to warmer temperatures, with a 3-5% drop in yield for each 1 degree Fahrenheit increase.
Ocean acidity is rising due to increasing carbon dioxide levels, posing a threat to marine life such as corals and shellfish. The study suggests that future changes in ocean acidification are largely independent of climate change.
A feedback mechanism between North Atlantic and tropical hydrology of Central America amplifies the effects of climate change on oceanic circulation. This mechanism, highlighted by scientists at CEREGE1, shows that changes in oceanic circulation influence global water cycle patterns and climatic equator shifts.
The £12 million Grantham Institute will bring together leading researchers from Imperial College London to develop mitigation techniques and impact public and private policy. Current research areas include heatwave forecasting, airplane condensation trail reduction, and climate change modeling.
Researchers at the University of Michigan have found that aerosols in clouds significantly impact climate models' ability to predict future temperature changes. The study compared two climate models with varying levels of aerosols and found divergent results, highlighting the need for more research to improve predictive capabilities.
A new computer program, WaterSim, simulates the effects of environmental and policy factors on future water availability in central Arizona. The program allows users to adjust various factors and see how they impact water supply, helping bridge the gap between scientists and policymakers.
Scientists study Arctic sea floor composition and ocean characteristics to better understand climate change impact.
A new study reveals that planting trees can help slow down global warming, particularly in tropical rainforests where they absorb carbon dioxide and increase cloudiness. However, afforestation in mid- to high-latitude locations may actually create a net warming effect due to the albedo effect of forest canopies.
A unique fishbone deforestation pattern in Rondonia, Brazil has been found to increase precipitation over deforested regions, resulting in increased vegetation growth. The study suggests that the pattern creates a localized low-pressure zone, leading to more cumulus clouds and rainfall.
A NASA study reveals that climate warming leads to a decline in ocean's primary food supply, phytoplankton, which is responsible for photosynthesis. This reduction affects fishery yields, marine bird populations, and carbon dioxide removal from the atmosphere.
A national climate service could help with forecasts of climate fluctuations, providing months of advance warnings for water and power managers, private industries, and those charged with human safety. The service would also project scenarios of climate change for specific regions up to a hundred years out.
Climate change may cause large infrequent disturbances in Africa, leading to devastating environmental and societal impacts. Historical data suggests that such events can have a lasting effect, with examples like the Maasai 'Emutai' period showing catastrophic consequences.
A study of 50 years of remotely sensed imagery reveals dramatic reductions in arctic ponds in Alaska, linked to recent climate warming. The shrinking ponds may impact waterfowl production and climate regulation, highlighting the need for land managers to address these changes.
Researchers found nematodes' life cycle affects pollution sensitivity, with sexually-reproducing strains more vulnerable. Temperature changes trigger genome shifts and alter gene regulation, impacting population growth.
A review of existing results and new calculations by US, Swiss, and German researchers suggest that solar brightness has a negligible effect on Earth's climate. The study implies that human influences must outweigh the effects of solar changes in causing global warming over the past century.
Scientists found that global changes may alter the delicate balance of species coexistence by changing the timing of plant activity. Climate change accelerated springtime flowering of all species, but elevated carbon dioxide and nitrogen deposition caused wildflowers to flower earlier while grasses delayed their blooming.
New research suggests that tiny airborne particles, known as aerosols, have a significant impact on cloud formation and can lead to both cooling and warming effects. The study found that aerosol concentration is linked to cloud cover in all locations and seasons, challenging the idea that meteorological factors are the main influence.
The survey found a diverse range of life, including new fish species, in Malagasy waters. The region's coral diversity is one of the richest in the Indian Ocean, making it a high conservation priority.
Climate change is likely to affect health through vector-borne and diarrheal diseases, malnutrition, flood-related conditions, heat and cold deaths. Increasing renewable energy use can improve health by reducing air pollution and addressing climate change.
Researchers analyzed fossilized pollen samples to determine temperature and precipitation changes in East Asia from 16,000 to 10,000 years ago. The results indicate that East Asia reacted differently to global warming during the last cold surge event.
The study suggests that traditional restoration projects may face less support due to climate change, and that new approaches are needed. The authors recommend considering the implications of climate change on restoration practice.
The CALIPSO satellite will provide detailed information on atmospheric particles, including aerosols and subvisible cloudiness. The mission aims to establish the impact of these factors on climate change, with scientists expecting up to 10% coverage of the Earth's atmosphere to be a concern.
Research by University of Oregon scientists reveals that rapid climate change is leading to heritable genetic changes in animal populations. This includes changes in timing of seasonal events, such as earlier reproduction and migration, rather than adaptations to temperature increases.
Researchers found that mussel body temperatures vary with local climate conditions, even when air and water temperatures are the same. This means that protected areas for conservation may need to be tailored to specific locations.
A new study using ancient climate data reveals a two-way feedback loop where greenhouse gases increase with temperature, accelerating global warming. The research suggests that ignoring this effect could lead to revised estimates of future warming by up to 50%.
A joint study largely confirms earlier predictions that global warming will lead to mass species extinctions, particularly in biodiversity hotspots. The research assesses the potential effects of climate change on terrestrial biodiversity on a global scale, revealing catastrophic species loss across the planet.
The Republic of Kiribati establishes the Phoenix Islands Protected Area, a 184,700 sq km marine reserve with abundant marine and bird life. The move aims to protect coral reefs, fish populations, and other species from overfishing and climate change.
Recent changes in agricultural practices, such as more irrigation and higher yielding crops, can cool local temperatures by up to 4 degrees Fahrenheit. The study suggests that climate mitigation policies focusing only on carbon sequestration may be too simplistic.
A study by Dr. Davidson examines the factors influencing soil carbon decomposition, particularly in arctic and boreal regions, where warming can release massive amounts of stored carbon. The research aims to establish a common framework for understanding these processes and inform climate change mitigation strategies.
Researchers found that well-informed players contributed the most to a public good, climate preservation. Players who received public recognition also donated more than those who made anonymous contributions.
A study published in Nature finds that climate change created favorable conditions for a pathogenic fungus, leading to widespread extinctions of harlequin frogs. The research highlights the complex relationship between global warming and disease transmission, underscoring the urgent need to understand the impacts on biodiversity.
Researchers used GISS Model E-R to simulate a massive freshwater flood into the North Atlantic around 8,200 years ago and found it had moderate effects on global temperatures. The study suggests that similar events may have occurred in the past and can inform our understanding of future climate scenarios.
A new study published in Geophysical Research Letters found that northern temperate forests can contribute to global warming by absorbing a lot of sunlight without losing much moisture. In contrast, tropical forests help keep the Earth cool by evaporating large amounts of water. The research suggests that planting forests at certain la...
A climate modeling specialist found that without snow cover, global temperatures could rise by as much as a third due to increased greenhouse gas levels. In contrast, total regions of permafrost are likely to expand in area, leading to potential health risks for ecosystems and construction decisions.
Researchers have underestimated the organic carbon stored in high Arctic soils, with new findings suggesting up to 8.7 billion metric tons of carbon in the polar semidesert. The study's results are significant as the Arctic warms and permafrost thaws, releasing more carbon into the atmosphere.
Researchers found three pronounced cooling periods indicating drought, linked to African deforestation and global temperature increases. The study suggests that these changes will disrupt the monsoon system, affecting agriculture and food security in equatorial Africa.
A synthesis report reveals climate change's growing health impacts vary by region, with coastlines and sub-Saharan Africa particularly at risk. The report highlights the need for global leadership in reducing greenhouse gas emissions and sustainable energy policies.
Climate change is expected to shift the suitable ranges of blue oak and valley oak in California, with potential habitats shrinking by nearly half, posing a challenge for conservation planning. The study highlights the importance of regional climate models for accurately predicting species' responses to climate change.
A comprehensive Arctic climate change study examines the cascading effects of warming on various components, including land, vegetation, animals, weather, and human systems. The research highlights the dramatic impacts of warming on Arctic ecosystems, emphasizing the need for policymakers and the public to understand these changes.
A new climate model predicts more extreme temperatures throughout the US, with intense heat waves in the desert Southwest, and more storms along the Gulf Coast and Pacific Northwest. The model, which incorporates many climatic factors in unprecedented detail, suggests that these changes will disrupt national economy and infrastructure.
Researchers found that no-till farming can store up to 868 million tons of carbon in soil, which could help meet the US's goal of reducing carbon-dioxide emissions by one-fifth. Climate change affects soil carbon sequestration varying by region, with some areas experiencing increased storage and others reduced.
The IODP Cascadia margins gas hydrates expedition is underway, exploring the presence of ice-like solids composed of water and natural gas on marine continental shelves. Media representatives are invited onboard the drillship in Victoria port on Oct. 31, 2005 for tours of the ship.
A study by Alex Woods and colleagues suggests that climate change may be behind an unprecedented epidemic of dothistroma needle blight in forests. Increased summer precipitation is believed to have spread the pathogen, which typically thrives in moist conditions.
Climate change could increase crop yields and improve livestock farming in Scotland, but the impact depends on the extent of CAP reform. Regional variations in climate change effects were found, with lowland south-west Scotland likely to benefit most from increased farm income.
The Penn State Regional Center will conduct research on climate change's effects on regional terrestrial ecosystems, including the Northeast region with high population density and urbanization. The center aims to develop models predicting climate change impacts and analyze carbon exchange between ecosystems and the atmosphere.
The study reveals a significant decline in the diversity of tuna, marlin, and swordfish by up to 50% over the past 50 years due to overfishing. The global hotspots map shows that these areas were once characterized by high species richness, but are now experiencing rapid changes
Researchers use stable isotopes in epiphytes to measure changes in photosynthesis and water evaporation, providing indicators of climate change. The findings suggest that these plants could be used as bioindicators of climate change in tropical regions.
Michael Prather, a renowned atmospheric scientist from UCI, has been awarded the Jefferson Science Fellowship to provide expertise on environmental issues. He will spend a year in Washington, D.C., advising the US Department of State and discussing science with non-specialists.
A study by Purdue University climatologist Noah Diffenbaugh suggests that vegetation changes can significantly affect extreme weather events. In regions like California and the Great Basin, vegetation feedbacks may lead to more or fewer extreme events depending on the location.
Researchers Drs. Melanie Vile and David Velinsky are studying the effects of sea level rise and saltwater intrusion on tidal marsh ecosystem services in the Delaware Estuary. Tidal marshes provide crucial functions such as storm buffering, shoreline stabilization, and fish nursery habitats.