Articles tagged with Climate Change Effects
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Researchers analyzed ancient marine sediment for effects of Paleocene-Eocene Thermal Maximum on shallow-water communities. The study found that biodiversity loss and ecological restructuring were minor impacts, but some organisms adapted to low-oxygen conditions through microbial symbiosis.
A new study reveals that climate change is driving an increase in insect herbivory damage on plants, with warmer winters and urbanization having opposing effects. The research used herbarium specimens to track changes in insect damage over more than a century, providing valuable insights into the impact of climate change.
Researchers project that insect activity will increase along with temperatures, boosting worldwide losses of rice, corn and wheat by 10-25 percent. For a 2-degree Celsius rise in surface temperatures, median losses in yield due to insect activity would be 31% for corn, 19% for rice and 46% for wheat.
Research suggests that proactive implementation of fisheries management and climate action can create a more bountiful future for the world's oceans. The study finds that concerted responses to climate change can lead to increased fish populations, food availability, and profit for fishermen.
Researchers analyzed ancient and modern koala and kangaroo teeth to understand diet changes across millennia. The study found that tooth wear patterns are indicative of dietary habits, not environmental factors.
A recent study by Hokkaido University reveals that climate warming, ocean currents, and deforestation by invasive fish are driving the expansion of tropical corals into temperate zones in Japan. This shift is linked to increased grazing by herbivorous fish, leading to a decline in macroalgae populations.
A new OU study shows that climate warming accelerates temporal turnover rates of soil bacterial and fungal communities, affecting ecosystem predictability. The research finds divergent succession of microbial communities under climate warming, with reduced stochasticity and dynamic drivers.
Researchers at KAUST have combined computer analysis with laser-based measurements to understand NOx production pathways in different fuel types, finding that alcohol fuels produce up to 50% less nonthermal NOx than conventional fossil fuels.
A new study reveals that Himalayan balsam thrives in drier riverbanks and prefers steeper slopes to native plants, shedding light on its spread. Understanding these conditions can help mitigate the invasive plant's impact on UK rivers.
Researchers found that lichen communities in severely burned areas showed significantly lower abundance and diversity, even 16 years after the fire. The loss of tree canopy and hot, dry microclimate left in the forest post-fire hindered lichen growth, suggesting that recolonization may not occur until mature trees regrow.
A new analysis by University of California, Berkeley researchers concludes that injecting particles into the atmosphere to cool the planet would have no effect on reducing crop damage from rising temperatures. The study found that lower productivity due to reduced sunlight would negate any benefits of cooler temperatures.
Changes in heat flow from the Pacific Ocean may have a larger effect on Arctic climate than previously recognized. The study found that ocean-to-atmosphere heat flow scenarios in the North Pacific and North Atlantic resulted in greater global and Arctic surface air temperature anomalies.
A new study by Indiana University researchers found that climate change impacts managed waterways in the US and Canada, similar to unmanaged streams and rivers. The analysis revealed diminishing flow in southern and western US regions, while northeastern US rivers showed increased flow.
A study reveals evidence of community collapse in Mojave birds, with 43% loss of previously documented bird species over the past century. Climate change, particularly decreased precipitation, is associated with the decline in Mojave birds, while surface water presence is linked to increased species richness.
Researchers found significant correlations between tornado activity and Arctic sea ice extent, particularly in July. The study suggests that Arctic sea ice loss controls the jet stream's path, leading to reduced tornado formation.
A new study identifies a disease affecting the starfish Odontaster validus, one of the most common species on the Antarctic sea floor. The disease has afflicted up to 10% of the population, causing tissue damage and altering the natural balance in marine ecosystems.
A new study shows that China's North China Plain, a region with intensive irrigation, is expected to experience deadly heat waves repeatedly, with the risk being significantly increased due to higher humidity. The region faces the greatest risks to human life from rising temperatures, surpassing other global hotspots.
Researchers found tropical forests' gross primary productivity increases with warming temperatures but slows down at optimal range of 28-29 degrees Celsius, before declining at high temperatures.
Research presents coldwater stream habitats as potential refugia against climate change, enabling persistence of ecosystems and species. Conservation strategies can be effective with understanding of these habitats' persistence, helping management practices such as dam removal and trout stocking.
New research from Washington University in St. Louis found that warming conditions can alter the way wolf spiders interact with their prey, including springtails and fungi, leading to changes in ecosystem processes like decomposition. This shift could potentially alleviate some impacts of global warming on carbon losses from the tundra.
Researchers found that hotter weather increases both suicide rates and depressive language on social media, with effects differing little by population wealth. Temperature increases by 2050 could lead to a 1.4% increase in US suicide rates and a 2.3% increase in Mexico.
A researcher at the University of Córdoba has developed a model that uses artificial intelligence to predict water needs for farmers, helping to reduce waste and conserve resources. The model uses fuzzy logic and neural networks to analyze data from remote control systems and establish optimal irrigation depths.
Researchers predict Acadian flycatcher populations will decline substantially due to reduced breeding productivity and increased nest predation under severe warming projections. Climate change poses a significant risk of quasi-extinction to this common Midwestern songbird species by the twenty-first century.
A new project uses talking trees to investigate how forest ecosystems react to climate dynamics. Researchers track the trees' growth patterns and water transport, linking this data to social sciences research on education and climate modeling.
Researchers have identified a human 'fingerprint' in the troposphere, indicating significant effects of anthropogenic climate change on seasonal temperature cycles. The study used satellite data for nearly 40 years to isolate the signals of human activity from natural variability.
Research reviewed by North Carolina State University suggests that cities display predicted effects of climate change, including urban heat islands and drought rates. Urban areas can show how plants and animals respond to changes in climate over long stretches of time, providing insights into potential future effects.
A comprehensive review study found that only two research stations account for 30% of cited studies in the Arctic region. The researchers highlight under-sampling of rapidly warming sites, particularly in the Canadian high-Arctic archipelago and Russia's Arctic coastline.
A six-fold decline in coral recovery rates has been identified across the Great Barrier Reef over an 18-year period. Effective local management and strong global action to limit climate change are crucial to prevent further decline.
Researchers propose tailoring information to local circumstances, emphasizing the importance of children's vulnerability in raising awareness. They also suggest using competitive mindset among leaders to develop global policies, such as a sustainable city award.
Researchers have calculated the capacity of North American forests to sequester carbon, finding that they have reached 78% of their potential and will only gain 22% more in the next 60 years. This is a critical finding with implications for forest management, climate scientists, and policymakers.
Climate change is projected to severely hinder conservation efforts for the Nassau grouper and other Caribbean Reef fish. Breeding habitats are expected to decline by 82% by 2100 if no action is taken to mitigate climate change.
A new research alliance in Bavaria is investigating the impact of climate change on ecosystems, focusing on four subprojects: measuring biodiversity and ecosystem performance, simulating climate scenarios and drought stress, landscape types and adaptability, and investigating vegetation with satellite data.
Researchers at the University of Exeter and the Met Office warn that climate models are underestimating the effects of rising CO2 levels. They found that CO2 concentrations could reach up to 765ppm before a 1.5°C warming threshold is reached, affecting ecosystems, crop yields, and ocean acidification.
Researchers have recalculated global river and stream surface area, finding it's about 45 percent greater than previous estimates. This increase has significant implications for understanding greenhouse gas emissions from rivers and streams.
To achieve zero emissions, air travel, freight shipping, cement, and steel manufacturing must be decarbonized. New technologies, such as hydrogen fuels and carbon capture, can help overcome these challenges.
The study found that solar irradiance strengthens the Siberian high and low-level East Asian winter circulation, resulting in lower surface air temperatures in East Asia. This mechanism helps explain the variability of the East Asian winter monsoon at decadal and longer time scales.
Lancaster County corn production may face significant declines due to projected climate change impacts. Rising temperatures and extreme heat stress threaten corn yields, forcing farmers to reconsider their growing strategies.
A regional climate model found that deforestation could lead to a slight annual cooling overall, but with big differences locally. Northern and eastern Europe cooled while western and central Europe warmed. Deforestation also increased summer temperature extremes.
Scientists discover six new goblin spider species in Sri Lanka, shedding light on the country's remarkable biodiversity. The spiders are named after famous fictional characters from Enid Blyton's books and are found to be highly endemic, with some species only present at a single forest patch.
A new study reveals that bedrock in West Antarctica is rising at an unexpectedly fast rate, potentially increasing the stability of the ice sheet against catastrophic collapse. This rapid uplift may be due to a hotter and more fluid mantle beneath the area.
A new study predicts that climate change will have a more significant impact on global biodiversity than land use changes by 2070. Vertebrate communities are expected to lose between a tenth and over a quarter of their species locally due to climate change.
A new study led by MIT researchers found that taking modest climate action could prevent extreme water-shortage scenarios in Asia by 2050. The study simulated various economic and climate pathways for the continent, revealing a 50% chance of increased water stress in southern and eastern Asia.
Researchers identified small coral 'oases' thriving against the odds, with some areas rebounding from devastation. These 'escape', 'resist', and 'rebound' oases offer insights into why some ecosystems are more resilient to climate change and local impacts.
A new study from the University of Waterloo found that warmer ocean water is destabilizing ice shelves, leading to their breakup and acceleration of sea level rise. This process, driven by dual mechanisms from below and above, poses a significant threat to coastal regions worldwide.
A Stanford study using nectar-dwelling yeast found that relative nonlinearity is crucial for species coexistence, contradicting common assumptions among ecologists. The research used microcosms to gather data on the complex interactions between yeasts and environmental conditions.
The ACRE China project recovers instrumental weather observations for the East Asian region, enhancing global weather and climate knowledge. The collaboration enables the creation of a spatially and temporally-complete data base of historical weather patterns and fluctuations.
Researchers from the University of Helsinki and University of Oulu have developed a new model to forecast Arctic ground temperatures, revealing significant changes in permafrost occurrence. The study predicts that areas favourable to permafrost will shrink by over one-third by 2050 under worst-case climate change scenarios.
The 2017 US wildfire season was exacerbated by a series of extreme events, including a wet winter, hot summer, and dry fall. Climate change likely played a role in fueling the fires, while human activity contributed to ignition, with nearly 90% of wildfires sparked by people.
A new study assesses the economic impact of intensifying river floods on a global scale, finding that China's flood damages could affect EU and US industries. The US economy may be particularly vulnerable due to its unbalanced trade relation with China, while stronger trade relations could mitigate losses.
A study found that rice grown under higher CO2 concentrations has lower nutritional value, particularly in protein, iron, zinc, and vitamin B content. This decrease may have significant implications for the health of populations relying heavily on rice as a primary food source.
A new study found that streams and rivers could increase carbon dioxide emissions at higher temperatures, potentially compounding the effects of global warming. The research team analyzed data from six major climatic zones across the globe and found a 24% shift toward more respiration and CO2 emissions.
A new study reveals that C4 plants, which dominate Australia's landscape, first expanded around 3.5 million years ago due to a strengthened summer monsoon. The research suggests that human influence on the atmosphere will play a significant role in shaping ecosystems in the future.
Researchers studied species' characteristics to predict their relocation abilities, finding that some animals are unable to adapt to changing habitats. Climate change will impact 30 of the 62 mammal species in Europe, with many being at greater risk than previously thought.
Researchers studied the effects of El Niño and Pacific decadal oscillation (PDO) on Nazca booby survival. Young birds face low survival rates during El Niño events due to depleted fish stocks, while adults experience higher mortality in warm PDO phases due to increased reproduction difficulties.
Climate change in Quebec could lead to a greater diversity of species in national and provincial parks. By 2100, up to half of the protected regions may see an increase in species turnover of over 80%. The researchers suggest rethinking conservation strategies to prioritize site resilience and connectivity.
A study finds that doubling the frequency of El Niño events may lead to higher population numbers and a lower chance of extinction for Brandt's cormorants. The birds' ability to cope with environmental changes is improved when El Niños are interspersed with favorable La Niña phases.
Researchers connected microscopic theories to the world's largest granular material, a glacial ice mélange, to understand its dynamics and impact on glaciers. The study provides quantitative tools for glaciologists modeling ice shelves with ice mélanges.
A new analysis by George Washington University researchers finds that health concerns are cited in a minority of climate lawsuits but may have critical potential for protecting communities. The study suggests that including health benefits in climate litigation could catalyze effective policy-making.
Scientists find nearly 80% of coral reefs on Upolu Island have less than 10% cover, with recent coral death and smaller fish populations. Local human activities and climate change exacerbate the issue, while protected areas show signs of effective management.
Drought regions in Europe could expand from 13% to 26% of total area with a 3-degree global warming, affecting up to 400 million people. A 1.5-degree warming limit would reduce expansion to 19%, while drought durations would increase three to four times.