Articles tagged with Climate Change Effects
A new analysis of innovative approaches to project economic impacts along climate mitigation pathways reveals near-term emissions reductions are globally economically optimal, with central estimates for 'optimal warming' around 1.8-1.9°C by 2100. The study estimates that one euro invested in climate solutions saves the world about 1.5 ...
A new study suggests that climate change could lead to increased pesticide toxicity on bee populations and their pollination services. Environmental temperature can influence the degree to which pesticides affect bees' behavior, with certain temperatures causing a 'tipping point' in their ability to tolerate pesticide exposure.
Researchers examine phytoplankton blooms induced by tropical cyclones to predict climate change impacts. The study found a massive bloom in the wake of Cyclone Oma, which occurred once every 1500 years, and may indicate changes in ocean temperatures.
A new study has found that the growing period of hardwood forests in eastern North America has increased by an average of one month over the past century as temperatures have steadily risen. The research used data from Ohio farmer Thomas Mikesell's comprehensive dataset and compared it to present-day observations, revealing a clear con...
Researchers found giant underwater waves play a crucial role in ocean's ability to store heat and carbon, challenging current climate models. The study highlights the importance of small-scale turbulence in ocean circulation, which can significantly impact global climate projections.
A study analyzing over 300,000 European vegetation plots found that global climate gradients have relatively weak correlations with local plant community characteristics. The effects of climate change on plant species depend heavily on local factors such as soil conditions and microclimate.
Ozone exposure destroys pheromones essential for fly mating, leading to abnormal behavior and reduced female attraction. The study's findings highlight the devastating impact of air pollution on insect populations.
Climate models used to project climate change are not accurately reflecting the Arctic's future due to limited observations and calibration issues. The rate of warming will be much faster than projected, leading to a faster melt of sea ice.
Researchers found that Arctic rivers are not moving as quickly as predicted under climate change, with vegetation along the banks becoming more stable. This challenges long-held assumptions about the impact of warming on river dynamics.
A new study highlights Asian megacities like Chennai, Kolkata, Yangon, Bangkok, Ho Chi Minh City, and Manila as facing significant risks from sea level rise by 2100. The research incorporates natural sea level fluctuations to show how climate change amplifies this effect, leading to more frequent extreme flooding events.
A warmer climate is causing bumblebee queens to emerge earlier, potentially disrupting the timing of plant-pollinator interactions. This can lead to reduced biodiversity and lower pollination rates, as some species may not have enough food during their flight period.
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 analyzed chemical isotopes in 1002 skin samples to study the distribution of southern right whales and long-term environmental changes in the Southern Ocean. The study shows that the whales' foraging grounds have shifted, reflecting changing prey distributions, and that climate change has driven recent shifts.
A team of BU School of Public Health researchers will study the cumulative impacts of chemical hazards and climate change on 21 communities surrounding the Mystic River Watershed. They aim to identify solutions that protect vulnerable populations from both chemical and climate stressors.
Estuaries along the Atlantic coast and eastern Gulf of Mexico are expected to experience significant increases in nutrient loading, posing risks for harmful algal blooms and ecosystem health. The study identified regions with high adaptive capacity as having more resources to mitigate these effects.
A study analyzing centuries-old whaling records reveals Southern right whales are adjusting their feeding grounds in response to climate change. The whales increased use of mid-latitude foraging grounds and slightly shifted towards high latitude areas, affecting their prey availability.
A new study reveals climate-driven conflicts between humans and wildlife are on the rise globally, with six continents experiencing exacerbation of these conflicts. The research identifies trends in human-wildlife conflicts linked to climate change, including altered animal habitats, resource availability, and changes in wildlife behav...
Researchers at Curtin University found a catastrophic decline in biodiversity at the west end of Rottnest Island, with some species experiencing declines of up to 90% between 2007 and 2021. The study highlights the impact of global climate change on marine ecosystems even in protected areas.
A new study reveals that climate change and urbanization have dramatically impacted bird populations in Los Angeles and the Central Valley. In L.A., more than one-third of bird species have declined over the past century, while the Central Valley saw a mix of winners and losers. The study used current and historical bird surveys to ana...
Researchers used a high-performance computer simulation to study the impact of soil subsidence on permafrost thawing in the Arctic tundra. They found that uneven land subsidence leads to a drier landscape, which limits the process's acceleration through the end of the century.
Researchers studied ship tracks, which reflect sunlight and are formed by moving ships, to understand their benefits and risks of slowing climate change. They developed a mathematical model of ship tracks and found them to persist for more than 24 hours, longer than previously documented.
A new study finds that coccolithophores, a common group of marine phytoplankton, dominate the production of calcium carbonate in the surface ocean. This process controls atmospheric CO2 levels and is crucial for understanding climate change and ocean acidification.
Kennesaw State University professor Thomas Rotnem has received a National Science Foundation grant to study the impact of climate change on farming and communities in Iceland and Greenland. Over two decades, farmers have experienced longer growing seasons with less precipitation, affecting their livelihoods.
Researchers identified 27 amplifying feedbacks, 7 dampening feedbacks, and 7 uncertain feedbacks, including permafrost thawing, peatland drying, and forest dieback. The study calls for more ambitious emissions drawdown plans and nature-based solutions to address the climate crisis.
Research suggests that rapid ocean warming could force plankton to move away from the tropics, negatively affecting marine food chains. The study used microfossils to track the history of zooplankton and found that tropical plankton populations lived in waters more than 2,000 miles from their current location 8 million years ago.
Research from Imperial College London and University of Exeter reveals that cooperative microbial communities release more carbon dioxide than competitive ones, contributing significantly to climate change. This finding has far-reaching implications for understanding the impact of temperature changes on global carbon cycles.
A new study by Jonas Peisker found that favorable economic contexts, such as high income levels and low inflation, foster environmental concern. Social cohesion also played a significant role in prioritizing environmental issues. Regions with greenhouse gas-intensive industries had lower environmental concerns among locals.
Researchers from University of Jyväskylä found that forest management has a stronger effect on the supply of ecosystem services than climate change. The study suggests that forest management planning should account for biogeographic diversity, and climate change mitigation measures are particularly suited for northern Finland.
A recent study published in The ISME Journal reveals that the majority of bacteria living in wild soil are slow growers, contrary to previous lab-based frameworks that suggested a dichotomy between fast and slow growing microbes. This finding highlights the importance of testing field-based ideas with data from nature.
A recent study by Georgetown University Medical Center found that climate-related events have a profound impact on mental health outcomes in Bangladesh. The research, published in Lancet Planetary Health, reveals a high correlation between temperature increases, humidity levels, and the prevalence of depression and anxiety.
A new study predicts devastating socioeconomic impacts of future extreme coastal flooding on developing nations caused by climate change. Without adaptation measures, the number of people affected could increase from 34 million in 2015 to 246 million by 2100, with expected annual damage costing over five percent of national GDP.
New analyses suggest that climate change alters global precipitation and evaporation patterns, leading to increased sensitivity in river water availability. This study revises forecasting models by incorporating local measurement data from over 9,500 catchments worldwide.
Climate change may lead to significant declines in US forest inventories, particularly in the South, resulting in reduced timber production and increased costs. The study projects losses of up to 23% by 2100, with potential gains in some regions driven by climate-adaptive species.
New research reveals that nitrogen released by gas-powered machines causes dry soil to let go of carbon and release it back into the atmosphere. The study found that excess nitrogen acidifies soils, leading to a loss of carbon stored in association with calcium.
A new study estimates that urban heat islands cause 6,700 premature deaths annually in European cities, with increasing tree cover up to 30% reducing temperature and mortality rates. Cities with high excess heat-mortality rates can benefit most from this measure.
A new study by Penn State researchers found that US honey bee colony loss is primarily related to parasitic mites, extreme weather events, and nearby pesticides. The study integrated multiple large datasets at different spatial and temporal resolutions to assess various potential stressors associated with colony collapse across the US.
A new study reveals that up to 38% of the remaining Amazon forest area has been affected by human disturbances, causing significant carbon emissions. The research highlights the cumulative effect of factors such as forest fire, edge effects, selective logging, and extreme drought on forest degradation.
Researchers from McGill University found that changes in sea levels during the Ice Age affected crocodile gene flow, isolating Caribbean and Pacific populations with distinct genetic mutations. The study reveals the resilience of American crocodiles to climate swings and highlights the need for targeted conservation efforts in Panama.
Researchers used museum collections to measure ecological response to climate change in central Norway, finding clear regional connections and impacts on species life cycles. Small temperature changes can have significant effects on species distribution and biodiversity.
A recent study found that soil microbes are releasing less CO2 in the summer due to decreased food availability, threatening their viability. However, autumn leaves mitigate this effect, but fewer dead leaves lead to a reduction in microbial biomass during the summer.
A new study finds that global atmospheric dust has a slight overall cooling effect on the planet, hiding the full amount of warming caused by greenhouse gases. The UCLA research found that desert dust levels have grown 55% since the mid-1800s, counteracting warming effects.
Researchers at Linköping University found that climate fluctuations and agriculture coincided with the rise and fall of Persian Empires in southeastern Iran. The study suggests that climate played a crucial role in shaping these civilizations.
A recent study found that functionally diverse bird communities changed less under climate change than simple ones over the past 50 years. Higher species richness and variety of functional properties were better safeguarded against climate change impacts.
Researchers at North Carolina State University found that ants do not adjust their behavior in response to rising temperatures, persisting in sub-optimal microhabitats. The study suggests that ants may not be able to adapt to warmer ecosystems, with potential implications for forest ecosystems.
A recent study by University of Washington researchers found that climate 'presses' and 'pulses' have equal importance on Magellanic penguin population survival. The team analyzed nearly four decades of data at Punta Tombo, Argentina, revealing a decline in breeding pairs from 400,000 to 150,000 between the 1980s and 2019.
Researchers at Australian National University found that plants in southeast Australia have shifted towards less productive growth strategies over the last 4,000 years, due to drier and unstable conditions. This trend is likely to continue under expected more frequent droughts, threatening ecosystem benefits for humans.
A team of researchers from Xi'an Jiaotong-Liverpool University and other institutions has identified a flexible and user-friendly model for predicting flood frequency in a changing environment. The fractional polynomial-based regression method is more effective than existing models, which often fail to account for factors like climate ...
Climate simulations predict a 66% increase in North Atlantic tropical cyclones and 34% increase in inactive seasons by the end of this century. The number of strong hurricanes is expected to rise due to a warmer climate, posing increased risks to coastal regions.
Researchers developed a new approach to determine the rate of organic carbon burial in marine sediments, using data from deep-sea drilling sites. This method provides more accurate results than traditional isotope calculations, revealing higher rates of carbon sequestration during warm periods and lower rates during cooling intervals.
Researchers created a map of ancient ocean 'dead zones' to predict future locations and impacts of low oxygen zones in a warmer Earth's oceans. The map showed that during the Pliocene epoch, low-oxygen waters were widespread in the Atlantic Ocean, particularly in the North Atlantic.
A new study reveals that climate warming can reduce the burial of organic carbon beneath the ocean, leading to increased atmospheric carbon release. Researchers analyzed over 50 years of seafloor sediment cores, finding a significant decrease in organic carbon burial during certain periods, particularly during the mid-Miocene era.
A randomized clinical trial found that climate impact menu labels can effectively reduce red meat selections and encourage more environmentally sustainable restaurant food choices. The study suggests that negatively framed labels highlighting high-climate impact items were particularly effective in promoting eco-friendly options.
A new study by Dr. Urenmisan Afinotan from the University of Exeter Law School reveals that weak penalties and loopholes in Nigeria's legislation are failing to deter gas flaring in the Niger Delta, despite efforts since the 1960s. The study highlights the need for stronger regulations to mitigate climate change.
The Tibetan Plateau's frozen ground is experiencing diverse variations in thawing due to uneven wetting under climate change. The study found that arid regions have become warmer and wetter, while humid regions have become warmer but drier. This has led to a reduction in permafrost area by 28% as substantial wetting in arid areas exert...
Researchers found that biology textbooks published between 1970 and 2019 provided insufficient climate change information, with median sentence counts decreasing over time. Climate coverage has varied substantially, but actionable solutions decreased significantly since the 1990s.
Recent changes in climate change coverage in college biology textbooks have been minor and focus on the impacts rather than solutions. The analysis of 57 college biology textbooks since 1970 shows that coverage has continually expanded, but the proportion of text dedicated to actionable solutions has decreased over time.
A new method reveals that small vascular plants, not trees, played a greater role in reducing atmospheric CO2 levels. The study suggests that weathering, a process that involves the breakdown of minerals, is a more effective way to remove CO2 from the atmosphere.
Researchers propose alternative fertilizer production methods to reduce greenhouse gas emissions, but emphasize the need for careful environmental assessment. The global food supply depends on synthetic nitrogen fertilizers, which require significant energy and lead to carbon pollution.
Climate change and land use will cause extinction cascades leading to the loss of 10% of animals and plants by 2050, rising to 27% by 2100. The study highlights coextinctions as a dominant factor in future vertebrate losses.
Researchers compiled a comprehensive map of the world's airborne microbes, providing fresh insights into how these species interact with the surface environment. The atlas reveals that human activities have changed the structure of microbiomes in natural ambient air, particularly with higher abundance of pathogenic bacteria in urban air.