Articles tagged with Biodiversity Threats
Genetic research revealed many new fern species in tropical America, with 18 newly named and described species. The study found that similar-looking species were previously thought to be a single widespread species.
Research shows that invasive Asian honeybee population in North Queensland has overcome a genetic bottleneck to grow into a thriving colony. The study highlights the importance of this case for understanding population resilience and provides insights into how some species can adapt quickly despite low genetic diversity.
A major research programme found that climate change risks to human and natural systems greatly increase with global warming, leading to droughts, flooding, crop yields decline, and loss of biodiversity. Limiting global warming to 1.5 ºC could reduce these risks by up to 61% in some countries.
Researchers have created an online survey to gather information from gardeners about ornamental plants showing 'invasive behaviour'. The results identified 251 potential invaders, including Mexican fleabane and Himalayan honeysuckle, highlighting the critical role of gardeners in early detection and prevention strategies.
A study models habitat suitability for medically relevant black flies in four German federal states, predicting an increase in their population due to climate change. The findings suggest that the warming temperatures and changing land use could promote the growth of species with a broad niche, leading to more frequent occurrences.
A new study reveals that even small incremental increases in tree cover on agricultural land in mountain regions can provide significant climate change mitigation benefits within a decade. Agroforestry practices can help conserve irrecoverable carbon, improve biodiversity, and enhance ecosystem services in mountain systems.
A recent study reveals that converting rainforests to plantations erodes and restructures food webs, fundamentally changing their functioning. The researchers found that energy flows differently in plantation ecosystems compared to rainforests, with a greater emphasis on invasive species and reduced predation.
A study of 151 popular dishes found that those made with beef, chicken, legumes, and rice have a significant impact on biodiversity. Dishes from Brazil and India were found to have large biodiversity footprints due to the conversion of natural habitats to agricultural land.
A study published in Environmental DNA analyzed seawater samples from the Ogasawara Islands, detecting 124 unique fish species and 38 coral genera. The research highlights the importance of monitoring biodiversity in remote regions using efficient methods like eDNA sequencing.
Research reveals a rich diversity of beneficial fungi living in boreal forest trees, with implications for forest health. The findings suggest that these fungi are adapted in highly specific ways to their local conditions, making them sensitive to future climate change.
Researchers developed a multi-step process to quantify the dependency of international trade on Nature's Contributions to People (NCPs), including spatial mapping and tracing international trade flows. The study aims to improve knowledge about the complex relationship between nature and international trade, supporting implementing Targ...
Researchers suggest replacing 50% of animal products with alternative proteins by 2050 to unlock vast energy and negative emission potentials via BECCS. This transition could free up large agricultural areas, generating enough renewable energy equivalent to today's coal-generated power while removing substantial CO2 from the atmosphere.
A Brazilian study found that prior zika infection significantly increases the risk of developing severe dengue and being hospitalized. The study analyzed samples from over 1,000 laboratory-confirmed dengue patients and identified a higher viral load and inflammatory cytokine levels in those with prior zika infections.
New research reveals that governments and businesses rely on unsustainable amounts of future CO2 removal, posing risks to food security, human rights, and natural ecosystems. The study calls for policymakers to set separate targets for emission reductions and removals, prioritizing restoring natural ecosystems.
Researchers found that with sufficient financial incentives and educational resources, many agave farmers are willing to adopt sustainable cultivation practices that allow for some natural flowering and seed production. This can help protect genetic diversity and benefit bats pollinating the flowers and feeding on the nectar.
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 new study finds that conserving about half of global land area could maintain nearly all of nature's contributions to people and still meet biodiversity targets for tens of thousands of species. However, only 18% of priority areas are currently protected.
Researchers at Okayama University uncovered key reproductive characteristics of the red-swamp crayfish, highlighting the importance of hook length and chelae for identifying sexual status. The study also found high reproductive ability and fast growth rates compared to native Japanese crayfish.
Researchers have discovered nine new carnivorous land snail species in Papua New Guinea, a region with high biodiversity and threatened by deforestation. The newly named species possess unique characteristics, such as tightly coiled shells and dagger-shaped teeth, and are likely predators.
A study found that Spanish butterflies are better at regulating their body temperature by basking in the sunshine compared to British counterparts. However, rising global temperatures due to climate change may put Spanish butterflies at greater risk of extinction if they cannot adapt quickly enough.
Research reveals that prolonged exposure to plantations during infancy triples the likelihood of infant mortality. Exposure to pesticides and agricultural chemicals may negatively affect infant development and lead to increased mortality rates.
A new study published in Science Advances suggests that protected areas for elephants are most effective when connected to allow populations to stabilize naturally. This approach, known as 'connecting parks,' enables herds to move freely and absorb immigrants, reducing the need for human intervention.
Researchers found that logged forests have higher average temperatures and lower humidity, hastening the transition of bird species to higher elevations. Small bird species colonize logged forests better due to temperature tolerance, while larger species remain in primary forests.
A team of experts led by Deah Lieurance evaluated 460 species and ranked them according to their likelihood of invasion and potential ecological, economical, and human health impacts. The top 40 species pose the greatest threat to Florida's natural areas, with some, like the crab-eating macaque, already established in the state.
A recent study by University of Queensland scientist Professor Ove Hoegh-Guldberg warns that record-breaking marine heatwaves will cause catastrophic mass coral bleaching worldwide. The research suggests that current marine heatwaves will likely lead to a global mass coral bleaching event over the next 12-24 months.
Researchers investigated how urbanization affects interactions between plants and pollinators in a tropical city. They found that seasonal changes play a crucial role in shaping these interactions, leading to significant changes in plant-pollinator networks.
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.
Researchers urge concerted action to mitigate global warming's impact on polar ecosystems, which are both the most-threatened and least-understood areas. The study aims to map all biodiversity in these regions to sustainably manage unique habitats and their ecosystem services.
Researchers have successfully mapped thousands of animal species in Bangladesh using social media posts, significantly improving habitat conservation. The study also highlights opportunities for social media companies to automate biodiversity data collection, making it easier for scientists to access and utilize.
Research suggests that diverse forests can capture approximately 226 Gigatonnes of carbon, but this potential can be achieved by incentivizing community-driven efforts to promote biodiversity. Restoration efforts should include natural diversity of species and sustainable practices.
A team of international scientists cautions that reliance on mechanical cleanup devices to address plastic pollution is ineffective and may even harm marine life. They argue that reducing plastic production and consumption is the most cost-effective way to prevent further pollution.
A new analysis of European Red List species reveals that 19% are at risk of extinction, including a large proportion of invertebrates. Agricultural land-use change poses a significant threat to these species, highlighting the need for conservation efforts to counter biodiversity loss.
Studies using controlled experimental-ecosystem chambers found that even low intensities of light pollution have profound effects on individual species' responses and ecological networks. Artificial light alters the timing of key behaviors in mosquito populations, which may carry wide-scale consequences for disease transmission.
A study in sustainable-use reserves found local game species abundance decreases about 5 kilometers from nearest human community. Human impact on biodiversity is mitigated by management strategies, supporting community-based wildlife management for food security and conservation.
Researchers at São Paulo State University found that Cerrado plant species employ two strategies to protect themselves from fire: producing thick bark and hiding organs beneath the ground. This allows them to resprout quickly after a fire event.
Research reveals that most types of sea freight carry soil with live bacteria, fungi, worms, seeds, and insects, including regulated biosecurity organisms. The study highlights the need for efficient measures to prevent exotic species establishment through contaminated cargo.
A study projects 2.7 million square kilometers of wilderness becoming newly suitable for agriculture over the next 40 years, threatening precious areas of biodiversity and cultural value. The research emphasizes the need to cut emissions and use farmland more efficiently to meet growing global demands.
A study by Chinese scholars reveals that human expansion is a significant threat to biodiversity in Asia, particularly in Southeast Asia. The research found that highland developments pose higher threats to biodiversity than lowlands, and that regions with protected areas are also at risk.
Researchers predict that 76% of newly suitable land at high latitudes is currently wilderness, equivalent to 10% of the total wilderness in these areas. As global temperatures rise, wilderness areas may be significantly harmed by agricultural expansion.
A recent study reveals 15%-18% of the Brazilian Amazon is at high risk of ecological disruption by 2050. The regions, often near 'deforestation arc', exhibit low research frequencies and are threatened by climate change.
A new study reveals that tropical crops relying on insect pollinators are under threat from climate change and agricultural activities. The research found significant declines in insect pollinator abundance and richness, with the tropics being the most vulnerable region.
Researchers found tropical forest ecosystems rely more on aquatic insects than temperate forests, making them vulnerable to disruptions in land-water connections. This increased reliance poses a threat to tropical environments, which are already under pressure from human activity and climate change.
Researchers studying arboreal ants in a Florida forest explore how resource availability and competition shape biodiversity. The study found that both resource availability and competition among species are important for maintaining biodiverse communities, with the relative importance of these processes dependent on scale.
A study found that ocean acidification reduced the strength and density of fleshy seaweed tissues, making them more fragile and susceptible to damage. The research suggests that this could have drastic effects on coastal ecosystems, leading to a decrease in seaweed coverage and negatively impacting organisms dependent on these habitats.
Operation Mercury successfully halted most illegal gold mining activity in La Pampa, Peru, reducing deforestation and water quality issues. However, spillover effects led to increased mining in legal areas, highlighting the need for stronger regulations to mitigate environmental harm.
Researchers warn that greenwashing poses a threat to achieving a 'nature positive' world, where environmental decline halts and biodiversity improves. The University of Queensland study emphasizes the need for standards and transparency to distinguish genuine efforts from misleading claims.
Researchers found that climate-related extinction occurred in just seven years, tripling the average extinction rate over the past 42 years. The study used genomic data from Yarrow's spiny lizards to understand how genetic variation affects adaptation to climate change.
A new study finds that human activities are impacting the planet, breaching six planetary boundaries and increasing the risk of triggering dramatic changes. The study highlights the need for a global focus on interactions between boundaries, particularly Climate and Biosphere Integrity.
A recent UTSA study reveals that 51% of Texas owls have high levels of anticoagulant rodenticides in their systems. The research team recommends using natural methods to control rodents and increasing awareness of the effects on non-target wildlife.
Four sub-Saharan countries aiming to restore degraded landscapes with trees face a major challenge: sourcing enough native seeds and planting material. Communities involved in seed management could play a crucial role in ensuring the success of restoration goals.
A new study suggests that substituting 50% of meat and dairy products with plant-based alternatives by 2050 can reduce greenhouse gas emissions from agriculture by 31%, save forests, and improve nutrition for millions of people. The study also found that restoring land spared from livestock production could contribute up to 25% of glob...
African lion populations are declining due to various threats including habitat loss, prey depletion, and human-wildlife conflict. A new study reveals the importance of considering both ecological and socio-political factors in conservation strategies.
A new report highlights Vietnam's high reptile diversity, with 484 known species, including 74 threatened with extinction. The study recommends increasing breeding populations to maintain suitable numbers for restocking, and modern zoos can play a crucial role in conservation efforts.
A new study published in BioScience documents the progress of the InvaCost endeavour, which has compiled data on the economic cost of biological invasions. The database now includes over 13,553 entries and provides a clear picture of the major threats posed by invasive species to ecosystems, biodiversity, and human well-being.
A new study shows that large herbivores can protect local nature by eating and trampling on invasive plant species. Native plants have evolved to withstand the treatment of these herbivores, while invasive plants usually cannot.
Researchers mapped canopy soils to determine where they form and how they support biodiversity. These 'soil-in-miniature' contain abundant plant and animal life, including epiphytes and air plants.
Researchers found that sinking culled fruit trees into the Wadden Sea boosted local marine life diversity and abundance. The study shows native biodiversity can be restored using trees as reefs.
A global study reveals that proximity to human activity and native biodiversity are crucial factors in determining the likelihood and severity of non-native tree invasions. Native species help buffer the intensity of these invasions by filling available niches, making it harder for non-native trees to spread.
New research reveals that open farmlands result in up to a 60% decline in Andean bird species, with specific habitats affecting different species. Conservationists can protect birds by sparing forest fragments and maintaining shrubby habitats.
The invasive orange pore fungus has won the third BMC Ecology and Evolution image competition, highlighting its potential threats to Australian ecosystems. The winning image depicts bright orange fruiting bodies growing on deadwood in the Australian rainforest.