Articles tagged with Climate Change Adaptation
A recent study found that polar bears, closely observed by scientists, struggled to maintain weight when their preferred seal prey was out of reach during longer ice-free seasons. Despite trying various strategies, including resting and foraging, nearly all the bears lost weight rapidly, highlighting their vulnerability to climate change.
Researchers found that fishers' operational decisions and social structures play a crucial role in adapting to climate change. Cooperatives can be resilient to short-term shocks, but small-scale cooperatives may become more vulnerable as climate change progresses.
The installation of small-scale irrigation systems in Mali improved agricultural productivity, reduced child malnutrition, and decreased local conflict. Long-term data shows a significant increase in rice yield and greenness around pump irrigation projects, providing critical support against climate change.
A new study reveals that introducing a simple, renewable chemical to the pretreatment step can make next-generation biofuel production cost-effective and carbon neutral. A CELF biorefinery can more fully utilize plant matter than earlier methods, resulting in sustainable aviation fuel at a break-even price of $3.15 per gallon.
A new study on Antarctic algae reveals that they can survive without vitamin B12, a finding with significant implications for climate change and the carbon cycle. The algae, Phaeocystis antarctica, has a fusion B12-independent methionine synthase protein that enables it to adapt to low B12 availability.
Plants use their circadian clocks to regulate responses to changes in water and salinity levels, offering a new avenue for creating drought-resistant crops. The discovery of the ABF3 feedback loop reveals a delicate balance between boosting stress tolerance and maximizing growth and yield.
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.
A team of University of Copenhagen researchers has created a large reference catalogue of plant cell wall compositions from 287 species, representing the entire plant kingdom. The study reveals that carbohydrate composition is more closely related to a plant's family history than its habitat and growth form.
Researchers found that individual Balearic shearwaters are adapting to climate change by shifting their migratory range northwards, with a speed of 25km per year. However, this flexibility comes with constraints, as the birds have further to fly back in the autumn, and the impact on breeding success and survival is still unclear.
A new study found that the spatial arrangement of plants in drylands can be a sign of environmental degradation. Healthy ecosystems adjust their structure to cope with stressors, but degraded ones lose this adaptability and become more prone to further decline.
Research findings show seagrasses have evolved unique adaptations to thrive in marine environments, including genome duplication and fine-tuning of supportive pathways. The study's results provide clues for conserving and sustainably using these important ecosystems.
An international study of 12 caves worldwide reveals that climate change could threaten the planet's largest freshwater reserves. The study found that temperature variations in caves reflect changes at the surface, posing a threat to unique and adapted organisms that maintain water quality.
A Colorado State University study quantifies greenhouse gas emissions from US irrigation pumping, highlighting the significant impact of groundwater pumping and location on emissions. The research estimates that electric pumps can play a key role in decarbonizing irrigation systems as the electrical grid becomes cleaner.
Rising temperatures caused by climate change will impact southern Africa's remaining black and white rhinoceros populations, scientists report. The region's diverse national parks will struggle to adapt to increasing heat, with some species facing extinction due to rising temperatures and changing precipitation patterns.
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.
New evidence reveals that giant ape species 'Gigantopithcus blacki' went extinct between 295,000 and 215,000 years ago due to its inability to adapt to changing climates and food preferences. The study used multiple dating techniques and environmental analysis to confirm the extinction timeline.
New research found significant differences in heat tolerance among mosquito populations, with some more resilient to heat waves than others. Climate factors such as precipitation and humidity play a crucial role in determining their thermal limits, which may impact disease transmission.
A major research study argues that diversifying away from maize and switching to crops like cassava, millet, and sorghum will improve nutrition security in sub-Saharan Africa. The study highlights the need for policymakers to prioritize nutritional quality in agricultural policy.
A recent study assesses the perspectives of 76 diverse South Florida climate adaptation professionals, highlighting a growing consensus on the inevitability of climate mobilities. The study reveals concerns about distributional inequities, socio-cultural disruptions, and financial disparities arising from climate-driven relocations.
A new study by University of Maine researchers reveals that human evolution's core processes might prevent humans from resolving global environmental problems like climate change. The study found that cultural adaptation to the environment, which has driven human evolution, accelerates due to a positive feedback process, making it chal...
A new study reveals that accelerating sea level rise will exacerbate existing social inequality in coastal areas, with minority populations facing the most severe burdens. Rising sea levels disrupt transportation networks and roads, leading to increased isolation and reduced access to essential services.
A new Simon Fraser University-led study tracks 100 years of salmon growth and finds that juvenile salmon are growing larger due to climate change. The study suggests maintaining freshwater habitats can help salmon adapt to warming temperatures, with relatively deep lakes becoming more important.
A new study finds that tropical cyclone exposure is increasing globally, with vulnerable populations facing greater risks. The analysis reveals a significant increase in the number of people at risk from these storms, particularly among those over 60 and socioeconomically deprived.
Researchers discovered that dragonflies change their average coloration seasonally, with darker colors absorbing heat and lighter colors protecting against overheating. This adaptation allows them to regulate their body temperature in response to changing solar radiation conditions.
Researchers found local rivers and streams to be the source of Salmonella enterica contamination after Hurricane Florence, contradicting assumptions about pig farms. The study has critical implications for disease control and prevention in coastal regions affected by tropical storms.
A new study by ICTA-UAB shows that pursuing higher economic growth may jeopardise the Paris goals and leave no viable pathways for humanity to stabilise the climate. Slower growth rates make it more feasible to achieve the Paris goals, with lower economic growth reducing CO2 emissions by 10-13% by 2030.
New ASU research models the benefits of combining heat adaptation strategies with mitigation efforts to lessen extreme heat exposure in major US cities. The study finds that Northeast and Midwest regions can expect greater benefits, while Sun Belt cities face limited reductions.
Researchers found that ponderosa pine trees suffer from warming, contradicting the space-for-time substitution method. Climate change is happening faster than trees can adapt, putting them at risk of extinction.
A study published in Environment International found that air conditioning reduced heat-related mortality in Spain by up to 31.5%, while heating systems contributed to a decrease of 50.8% in extreme cold-related fatalities. However, the effect may be attenuated by an ageing population.
A team of UVA civil and environmental engineers and environmental scientists have developed a web-based decision-support tool, called the Climate Equity Atlas, to help residents deal with the challenges caused by climate change. The tool combines historical environmental data and socioeconomic data to create a sophisticated predictive ...
A 1916 study by Eugene Clyde La Rue estimated the Colorado River discharged just 15 million acre-feet of water, but was ignored in favor of a higher estimate. Today, the river's actual flow is around 13 million acre-feet per year, prompting calls for improved estimates and Indigenous involvement in managing the water.
A 20-year study confirms that prescribed burning and restoration thinning can reduce wildfire risk and boost forest health. The treatments improve tree resilience to drought and bark beetles without harming biodiversity. Combining thinning with fire produces the best results, making forests more resilient to climate change.
The report highlights six key recommendations to change course, including coordinated action to trigger positive tipping points. Averting the crisis and doing so equitably must be the core goal of COP28 and ongoing global cooperation.
International collaboration is crucial to reduce greenhouse gas emissions in the construction industry. A global policy can help harmonize climate regulations among neighboring countries, promoting a decarbonized built environment.
Researchers mapped the role of horticulture in spreading invasive species, projecting future hotspots and abundance under 2°C warming. The study found that plant nurseries are a primary pathway for invasive plant introduction, exacerbating climate-driven invasion.
A study by the University of California, Davis, found that North American mammals consistently depend on forests and avoid cities, farms, and other human-dominated areas in hotter climes. This suggests that preserving forest cover will be increasingly important for wildlife conservation as the climate warms.
Researchers from Xi'an Jiaotong-Liverpool University developed a system to assess water quality challenges in Suzhou, China. The study found that the city's water capacity has increased since 2001 due to effective water management measures.
Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.
The portal brings together genomic data from different biodiversity projects to aid conservation and biodiversity efforts. It allows researchers to understand genetic factors that make a species unique, including its vulnerabilities and strengths in adapting to changing environmental conditions.
A new framework for urban climate action planning has been developed to aid local governments in developing and assessing their climate action plans. The framework includes 43 globally recognized criteria across three stages of climate planning, with over half of existing urban plans having a medium level of suitability.
Local sea snails, such as the frilled dog winkle, are vulnerable to warming oceans due to their inability to adapt or migrate. In contrast, species like oysters and northern anchovies, which are tolerant of heat, may survive in warmer waters.
A Concordia-led study found that human rights are frequently absent from national climate change adaptation policies. The researchers assessed 147 countries and discovered that vulnerable groups, including poor people, elderly individuals, and Indigenous communities, are often excluded from planning and decision-making processes. This ...
The Green Climate Fund has struggled to mobilize financial resources from the private sector, with only a small share of its $40 billion budget coming from private sources. A new study suggests that this is due to perceptions of unprofitable investments and lack of attractive business models, particularly in climate adaptation.
Rising sea temperatures in the Mediterranean may drive juvenile bluefin tuna out of their nurseries, where they'll be caught in existing fisheries, requiring adaptions to fishery methods. The research found that waters above 28 degrees Celsius will adversely impact bluefin growth.
The study identifies five critical risk factors to delta sustainability: land subsidence, population density, ineffective governance, economic capacity, and crop land use. Local and global approaches, combining hard and soft adaptation methods, can mitigate risks.
A new hotspot map reveals where women working in agri-food systems face the highest climate risk, with central, east, and southern Africa, as well as west and south Asia, being among the most vulnerable regions. Women's exposure to climate hazards and systemic gender inequalities converge to increase their vulnerability.
A new approach to understanding climate change effects on marine ecosystems considers both smooth trends and variable changes, highlighting areas vulnerable to extreme events. Researchers propose a 'more realistic' conceptual model to better predict future consequences.
A H2020-funded project reviewed 'local ecological knowledge' for Greenland and interviewed fishers in West, South and East Greenland. The recommendations are available in English, Danish, and Kalaallisut for informing Greenlandic fisheries policy.
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 new research project uses data from over 8,000 gauging stations across Europe to predict mega-floods, reducing the surprise factor of their occurrence. By considering hydrologically similar areas, flood disasters can be anticipated and mitigated, saving lives.
Research shows some barnacles morphing to protect themselves from predators, while others remain unchanged in cooler regions. The study found bent morphs prevalent in warmer waters, but absent in colder areas.
Scientists have unlocked the genetic basis underlying the remarkable variation in body size observed in song sparrows, one of North America's most familiar and beloved songbirds. The study found eight genetic variants associated with body mass, largely responsible for the nearly threefold difference in body size across the species' range.
Researchers have made a breakthrough in studying species evolution by using robotic video microscopes and computer vision to measure embryo characteristics. The study found huge changes in an embryo's observable traits before and after developmental events, suggesting that measuring timings of development is just the tip of the iceberg.
Researchers found that climate models are accurate at simulating global temperature trends but struggle to capture regional variations, particularly over long periods. This disparity has significant implications for planning and implementing climate adaptation measures.
A new land change model simulates interactions between urban growth, increased flooding, and human adaptation, offering deeper insights into adaptive capacities and identifying communities with limited resources. The model reduces projected developed land exposed to flooding by 5-24% depending on flood hazard zone.
A large study of used cars and SUVs found battery electric vehicles driven almost 4,500 fewer miles than gas cars annually. This challenges current assumptions about emissions savings from EVs, highlighting the need for better understanding of driver behavior to accurately predict emissions reductions.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.
A recent KAUST study used satellite data to investigate the effects of managed vegetation on surface temperature in arid regions. The results showed that vegetation can reduce daytime temperatures by up to 4 degrees Celsius compared to bare soil, providing an extra cooling effect on hotter days.
A new research project will explore the potential for low-lying coral atoll islands to survive the impact of rising sea levels, contradicting previous forecasts. The five-year £2.8m ARISE project will conduct extensive field tests and laboratory experiments in the Maldives and Pacific.
Researchers find that halting deforestation and restoring native vegetation are critical for Brazil to achieve its 2050 net zero goal. The study suggests that nature-based solutions can mitigate nearly 80% of Brazil's net zero pledge and reduce carbon emissions by 781 million tons per year.