Articles tagged with Biodiversity Threats
A study published in Ecosphere shows a steady increase in non-native plant cover since 2014, with rapid regrowth of invasive species after the 2018 Woolsey Fire. The region's unique ecosystem is at high risk of losing native plants, increasing fire hazard and biodiversity loss.
Internet search trends indicate a growing prevalence of biophobias worldwide, particularly in countries with large urban populations. Researchers analyzed search interest for various biophobia types and found an association between urban living and increased fear of certain organisms.
A team of conservation researchers warns that Indonesia's tropical rainforest and endangered species are under threat from government interference and corporate interests. The researchers advocate for data transparency, online 'safe houses', and anonymized journals to protect environmental research and promote nature conservation.
The Ngoc Linh Crocodile Newt is a newly discovered species of crocodile newt found in the Central Highlands of Vietnam. The species is considered Endangered due to its small population size and limited geographic range.
Research suggests that Queensland's low-intensity forestry management techniques can restore wildlife habitat, promote floristic diversity, and improve the resilience of large trees against climate change. The study emphasizes that sustainably managing forests is crucial to maximizing global biodiversity and climate goals.
Research shows that wild birds in vineyards are highly susceptible to triazole fungicide contamination, disrupting hormones and metabolism, impacting reproduction and survival. Vineyards use significantly more fungicides than other crops, posing a unique threat to bird populations.
A new study reveals that Amazon river dolphins are under threat from fishing, proposed dams, and dredging, with their home ranges spanning over 50km. The dolphins were found to be on average 252km from the nearest proposed dam and 125km from the nearest dredging site.
Researchers analyzed scientific literature from 1990 to 2021 and found that environmental pollution through chemicals is less studied than other causes of global biodiversity loss. The team calls for a stronger interdisciplinary focus to better understand and mitigate chemical impacts on biodiversity.
A large-scale camera-trap survey reveals that tropical mammals living inside protected areas are not spared the effects of human activity, with specialist species thriving near low-density habitats and generalist species benefiting from diverse environments. The study informs biodiversity policy and highlights the importance of conside...
A study by Florida Atlantic University's Harbor Branch Oceanographic Institute found domoic acid toxin in 87% of samples from the southern Indian River Lagoon, which can harm shellfish, finfish, birds, and humans. The toxin is more prevalent in cool temperatures and high salinity waters, suggesting it may be a resident population.
A new study quantified the economic costs of biological invasions in the European Union, revealing substantial knowledge gaps and alarming underestimations. The research projected unreported costs to be potentially 501% higher than currently recorded, reaching a staggering €26.64 billion.
Researchers found an astonishing record of biodiversity trapped on air quality filter samples in the UK, including over 180 plant and animal species. The study suggests that existing air quality monitoring networks could be used to track terrestrial biodiversity on a continental scale.
Research by Flinders University shows that young red kangaroos in Australia grow faster when exposed to dingoes and inside the dingo-proof fence have slower growth rates. This suggests that the fence may impact different aspects of the kangaroo's life cycle, including population demographics.
A citizen science project in Italy involved 500 Italian students in trapping and identifying ambrosia beetles, resulting in new geographical records for two quarantine pest species. The students gained a greater understanding of the negative effects of invasive alien species and increased awareness of biological invasions.
Current measures to protect grasslands in the Qinghai-Tibetan Plateau are damaging the ecosystem and should be stopped. Small burrowing mammals, like the plateau pika and zokor, play crucial ecological roles in maintaining ecosystem health and biodiversity.
NERC has invested £25 million in a host of high-risk, high-reward research projects tackling key unanswered questions about our planet. The projects cover geology, atmospheric science, biodiversity and ecology, with research spanning 3-4 years and funding up to £1.3 million.
A new study predicts that climate change will expose species to potentially dangerous temperatures, leading to an abrupt loss of habitat. The research found that up to 30% of species will be at risk of experiencing unfamiliarly hot temperatures across at least 30% of their geographic range in a single decade.
As rural populations decline, abandoned lands hold promise for rewilding and biodiversity recovery. However, land abandonment can also have negative impacts on local ecosystems and human culture. The authors highlight the need to balance economic needs with restoration and conservation goals.
Researchers warn that climate change will lead to the loss of habitats for invertebrates in the European Alps, with many species forced to seek refuge in colder areas. The study predicts that by the end of the century, most species will have experienced consistent losses of habitat.
A new study reveals a progressive spread of invasive American mink across most European countries over the past decade. The species is now widespread in Northern and Western Europe, but data are lacking for Eastern and South-Eastern Europe.
Research shows that arthropods in high-diversity forests contribute to improved productivity by suppressing herbivores, leading to increased tree species richness and multitrophic diversity. The study highlights the importance of conserving plant diversity to maintain arthropod diversity.
A global survey of 1000 forest areas reveals how past climate change has impacted tree species diversity and distribution. The study found that temperature changes since the last ice age have had a significant impact on today's biodiversity.
A new research approach suggests integrating biodiversity auditing into conservation plans to effectively support a wider range of important species. This method has been successfully tested in the UK's East Anglia region and could benefit biodiversity nationally, including the European Union's 2030 Biodiversity Strategy.
A study by researchers from BirdLife International, WWF, and the University of Cambridge found that 80% of key biodiversity areas (KBAs) on land contain infrastructure, which is a significant driver of threats to biodiversity. The prevalence of infrastructure in KBAs is likely to increase due to planned developments.
A recent study by Kennesaw State University biologist Whitney Preisser found that a decrease in parasites in U.S. waters may signal potential danger for fish and other wildlife due to changes in water temperature, hinting at an ecological threat impacting all species.
Researchers report that more than 85% of world's bird, mammal, and amphibian species live in mountains, but these forests are vanishing at a faster pace. Globally, we've lost 78.1 million hectares of mountain forest since 2000, mainly in tropical biodiversity hotspots.
A new study reveals that northern and southern resident orcas differ in their hunting behaviors, with males catching more salmon per hour than females. Southern resident males outperform females by 152%, highlighting a distinct pattern of foraging that may contribute to the population decline.
Researchers from iDiv and MLU found that species with extreme body size shifts have a higher risk of extinction on islands. The study analyzed over 1,200 extant and extinct island mammals and found a correlation between human colonization and increased extinction rates.
A new study by the University of Copenhagen found that private forests in Denmark have a significant impact on property values. Forest owners attribute great value to their trees and landscapes, leading to increased quality of life and financial gains.
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.
Researchers found that the feathers of large seabirds contained nutrients from multiple ocean basins, while smaller birds had elements matching their local foraging environments. This discovery may explain the long-distance migrations of threatened species.
A new species of stream frog from the Andes of Ecuador was named Hyloscirtus tolkien, created by one of their favorite writer, JRR Tolkien. The researchers found it in the pristine streams of the Río Negro-Sopladora National Park.
A new study by the University of Exeter found that a small red-eyed damselfly from Europe has established itself in the UK without harming native species. Most native dragonflies and damselflies were either found more often or unchanged in areas colonized by the newcomer.
A new Stanford-led study highlights the importance of coordinated policies governing biodiversity in Colombia, one of the world's most biodiverse countries. The research found that biodiversity is governed by nearly 200 distinct policies covering various ecosystems and conservation approaches.
A new species of snake, Dipsas aparatiritos, has been described from western Panama, having gone unnoticed for over 40 years. The species is relatively common and has a characteristic bulbous head and brown-and-black patterning.
Researchers at University of Delaware examine transnational agricultural land acquisitions and forest loss, revealing threats to biodiversity in Sub-Saharan Africa and Asia. The study uses largest global dataset of georeferenced agricultural land investments to quantify the impact of these investments on forest cover.
A new study found that 76% of global insect species are not adequately covered by protected areas. This underrepresentation is particularly concerning for critically endangered insects, with some species having no overlap with protected areas at all.
The article highlights that forests are not just threatened by agricultural expansion, but also by the consumption of non-agricultural products and international trade. Intact forests play a crucial role in regulating climate and biodiversity, and their loss can have significant indirect impacts on carbon emissions and biodiversity loss.
A recent study reveals that recovering Madagascar's mammal species would take over 20 million years if currently threatened species go extinct, much longer than other islands.
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.
Climate change is expected to lead to a 65% decline in land plants and animals by 2100 if current management strategies are not implemented. Implementing ten key threat management strategies could benefit up to 84% of terrestrial bird, mammal, and plant groups, with a cost of $23 million annually.
Researchers found that simultaneously acting global change factors decrease grassland plant community diversity, regardless of individual factor quality. This effect is linked to increased biomass production due to the influence of highly influential factors like eutrophication.
The Safeguard project has released its first policy brief, providing concrete research-based recommendations for policymakers to consider pollinators. The brief highlights five key recommendations to support pollinators and achieve the Sustainable Development Goals, including protecting diverse pollinator assemblages and enhancing terr...
The report highlights that European taxonomic expertise is declining, with nearly half of insect orders not covered by sufficient scientists. The lack of expertise correlates with GDP and is more pronounced in biodiverse countries, posing significant problems for species conservation.
A new study finds that inadequate pollination leads to a 3-5% loss of fruit, vegetable, and nut production, resulting in 427,000 excess deaths annually from lost healthy food consumption. The health burden is greater in middle- and higher-income countries with high rates of non-communicable diseases.
A new study by the University of East Anglia highlights the risks of relying on nature-based solutions, such as forests and soils, to achieve net-zero emissions. The research warns that these solutions may not be enough to offset the remaining difficult-to-decarbonize emissions if progress on reducing fossil fuel use stalls.
Genetic analysis confirms Asian hornet's origins, linking it to a single mated queen that arrived in France in 2004. The finding raises concerns about future invasions despite the species' limited suitability for Ireland's climate.
A novel technique using stable isotopes can accurately determine whether wood turtles are wild-caught or captive-bred, helping combat the illegal pet trade. The method was tested on 71 turtles and achieved a success rate of over 97%, providing conservation law enforcement officials with a valuable forensic tool.
Conservation efforts in Madagascar require balancing human development with protection of its rich biodiversity, which is threatened by extinction due to local species' uniqueness. Reforestation and community engagement are recommended strategies for addressing these challenges.
New research reveals mangroves can withstand heavy metal contamination without adverse health impacts. Grey mangroves were found to tolerate high lead and zinc levels in contaminated sediment, highlighting their role in stabilising polluted regions.
A new study warns that oil palm expansion could harm a third of threatened species, including the blue-throated macaw and giant pangolin, due to habitat loss and disruption. Sustainability commitments may not protect tropical grassy and dry forest habitats.
Researchers have launched five projects to investigate the impact of pollution on UK rivers, which fail to meet good ecological status due to pollutants like chemicals, microplastics, and pharmaceuticals. The projects aim to improve water quality, biodiversity, and resilience to climate change.
Researchers developed a global indicator to measure marine biodiversity based on extinct fish populations, revealing worsening extinction risk since the 1950s. Implementing management measures can reduce fishing mortality and recover tunas and billfishes, but sharks continue to face threats due to overfishing.
The NATURE FIRST project combines forensic intelligence and remote sensing technologies to monitor protected areas and detect human activities threatening biodiversity. The project aims to halt and reverse the decline of biodiversity in Europe by using predictive, proactive, and preventative capabilities.
A study analyzing historic habitat mapping data in Hamburg found a decline of species-rich habitats due to urbanization, while also revealing the colonization efforts of certain plant species. The research highlights the potential of these datasets for biodiversity research, with trends observed across Germany and Europe.
In a study published in PLOS ONE, researchers found that large pelagic fish prefer using sharks as scratching surfaces for parasites. In contrast, smaller fish tend to avoid taking this risk due to the threat of predation, highlighting the adaptability of these species.
A study by Martin-Luther-Universität Halle-Wittenberg and the German Centre for Integrative Biodiversity Research found that 41% more plant species in Germany have decreased in abundance over the past 100 years, while only 19% have increased. This uneven distribution of gains and losses indicates a significant loss of biodiversity.
A new dataset provides an unprecedented insight into the Arctic Ocean's biological life, revealing a year's worth of microbial communities and their responses to climate change. The EcoOmics dataset aims to guide conservation efforts and provide evidence for novel biology that may influence our understanding of evolution on Earth.
A new study reveals that losing endangered fruit-eating animals in the Atlantic Forest could severely disrupt seed-dispersal networks, leaving plants without an effective means to regenerate. Nearly 55% of specialist plant species rely solely on these frugivores for seed dispersal.
A new review article by Brown University biologist Dov Sax and colleagues aims to shift the focus from non-native species' negative consequences to their benefits. The authors argue that most research focuses on threats and harm, clouding public understanding and hindering scientific progress.