Articles tagged with Conservation Ecology
A new study reveals that Australia's national park expansion has not effectively protected threatened species and ecosystems. Despite doubling the size of protected areas since 2010, critical conservation priorities are being overlooked.
The global fragrance industry has a significant impact on plant diversity, with an estimated 45% of flowering plants at risk of extinction. A new model, The Red List Project, pairs fragrance manufacturers with local conservation organizations to produce marketable products while supporting local environmental stewards.
Removal of just 15 females from thresher shark populations annually could lead to population decline and even extinction. The study used stereo videography to monitor the population and found fragility in their behavior.
Researchers found juvenile smalltooth sawfish showing strong site fidelity to the South Fork of the Saint Lucie River, spending up to 87% of their time within a 0.4 square kilometer area. This suggests that the Indian River Lagoon is once again functioning as a nursery for this endangered species.
A new study reveals that hedgehogs can hear high-frequency ultrasound, up to 85 kHz, which could be used to design sound repellents for cars to deter them from roads. The findings suggest a potential solution to reduce hedgehog deaths, which are a major cause of road traffic accidents.
A Danish rewilding study reveals that large herbivores like horses and cattle can effectively manage semi-open landscapes, promoting varied ecosystems and biodiversity. By analyzing GPS data and satellite imagery, researchers found that these animals create a patchwork of habitats with varying resilience to extreme weather events.
A new study published in Global Ecology and Conservation found that released animals, like Bengal slow lorises, are at risk of being attacked by territorial peers. Only two out of nine released animals survived, with the others dying due to fatal attacks.
A computer model identifies potential threats to over 10,000 freshwater species worldwide, offering a cost-effective way to safeguard species before they become endangered. The tool analyzes 52 variables, including damming, pollution, and habitat degradation, to recognize ecological patterns that benefit multiple species at once.
Ocean researchers call for broadened species categories and improved protections for coral reefs, as narrow definitions allow for military and economic interference. The researchers' letter aims to inform policymakers to address conservation gaps and ensure reef protection.
A new study analyzing three decades of research found that animals respond more consistently to lethal humans than non-lethal ones, altering behavior in foraging, vigilance, and movement. Non-lethal human structures can even function as perceived refuges, reducing animal vigilance.
Neotropical otter study reveals 40 years of field data showing that otters aggregate environmental signals across time and space. The study highlights the critical Tropical Knowledge Gap in otter research, with 70% focusing on temperate species.
A Stanford University study reveals that brain activity can forecast which wildlife images inspire people to engage online and donate to conservation causes. Socioemotional features, such as visible faces or cues encouraging emotional connections, play a key role in driving engagement.
The discovery of mature silver European eels in Cyprus highlights the importance of river fragmentation and local environmental conditions on eel populations. The finding also underscores the need for urgent implementation of Eel Management Plans to conserve this critically endangered species.
The North American wild mountain sheep is losing its habitat to industrial mining, human activity, and climate change. The book highlights the risks faced by this species, which nearly collapsed in previous decades but now faces grave risks from disease and habitat loss.
Researchers developed a new theoretical framework that links individual animal movements to population dynamics across space and time. The range-resident logistic model incorporates interactions between multiple animals, providing a more accurate prediction of population sizes and helping inform real-world conservation recommendations.
Researchers analyzed over 25,000 YouTube comments on wildlife videos to find only 2% calling for conservation efforts. Despite the low number, experts believe there is an opportunity for improved conservation messaging on social media.
A new study suggests that strategically removing sections of fencing in southern Africa could make both livestock and wildlife safer. The researchers found that the overall risk estimates of diseases were generally low, and removing fences may not increase the risk of pathogens crossing over.
The METAGROLAND project aims to improve environmental farming schemes by studying plant-pollinator interactions and land manager networks. Key findings include the development of practical guidance for agri-environmental schemes that align ecological processes with real-world management.
A new study reveals that more than 7,000 adult Magellanic penguins were killed by pumas in just four years, posing a significant threat to the penguin population. The research suggests that high puma predation rates could exacerbate reproductive decline and juvenile mortality, ultimately putting the colony at risk of extinction.
Restoration of peatlands can deliver significant climate mitigation benefits within two to six decades through the proliferation of Sphagnum moss vegetation. This process reduces greenhouse gas emissions and methane release, making it a pivotal contribution to Finland's land-use sector emission scenarios.
Scientists have developed a new way to identify and monitor small mammals using their footprints, tested on two near-identical species of sengi with 94%-96% accuracy. This technology can help reveal ecosystem health and provide a reliable metric for ecosystem integrity.
A study led by Dr. Frédérik Saltré suggests that sterilizing 22% of adult females annually could stabilize the population at an estimated cost of $34 million over 25 years. This approach prioritizes both animal welfare and ecosystem health, offering a humane solution to the unsustainable koala numbers.
A comprehensive review highlights the Cerrado's ecological crisis, with over 55% of native vegetation lost primarily for agricultural expansion. The region faces a silent water crisis, threatening biodiversity, economy, and climate resilience.
A global study reveals invasive alien species reduce terrestrial insect abundance by 31% and species richness by 21%. Insects are often overlooked victims of invasion, exacerbating population declines and ecosystem disruption.
The US has more than 4 million miles of rivers, but existing regulations only account for less than 20% of total river length. Freshwater conservation strategies have historically focused on land use and development, leaving gaps in protection measures for lakes, rivers, and wetlands.
A long-term study in Türkiye examines wolf–human interactions, revealing that conflicts cluster in areas with widespread rural livestock farming. The research highlights the impact of human-driven factors such as road networks and habitat fragmentation on conflict risk.
A new study reveals that giant clam populations in American Sāmoa are stable and abundant due to traditional community-based resource management. Village-managed closures outperform federally protected no-take areas, highlighting the effectiveness of cultural stewardship.
A study by University of Florida researchers found that mosquitoes fed on 86 different species of animals, capturing nearly all the vertebrate biodiversity in a small area in central Florida. This innovative method uses mosquitoes to monitor other animals and conserve them.
A new Oxford University study finds nearly 8,000 animal species could face extinction by the end of this century due to combined effects of climate-driven extreme heat and human land-use changes. The study highlights the urgency of conservation and mitigation actions globally to prevent immense losses to biodiversity.
Researchers from the University of East Anglia argue that placing social justice at the heart of global restoration initiatives is vital for success. The study found that ecological targets should be aligned with local social, economic, and cultural ones to ensure holistic and long-term thinking.
Penguin populations off South Africa have declined drastically due to collapsing food supplies, with some species facing an estimated 62,000 breeding individual losses. The study suggests that sardine biomass has fallen below a quarter of its peak levels in 17 years, posing a significant threat to the long-term survival of these birds.
A new study in Botswana explores the effectiveness of bee-sound barriers in deterring elephants from raiding crops. While results show a positive reaction from some elephants, differences in response rates between Botswana and other countries suggest context-specific factors are at play.
A new study reveals regional vulnerability of plant-pollinator networks to climate change, emphasizing the need for tailored conservation approaches. Tailored strategies can enhance biodiversity protection in tropical regions, but may offer minimal benefit in temperate zones.
Young mountain lions in California struggle to navigate busy roads and developed areas, compromising their ability to access breeding territories and maintain genetic diversity. The study's findings highlight the need for wildlife crossing structures to maintain connectivity and promote healthy populations.
Marine Animal Forests are complex habitats that provide essential ecological services, including biodiversity hotspots, nursery areas, and carbon cycling. Scientists urge immediate action to protect these ecosystems from destructive fishing practices, pollution, and climate change.
A comprehensive survey of the Eastern Tropical Pacific finds that remote Marine Protected Areas support abundant and diverse shark populations, including critically endangered species, whereas coastal areas display alarming declines in predator numbers. The study highlights the importance of strict protection for marine reserves to hel...
A study by the University of Göttingen explores how people experience nature in protected landscapes, finding that these areas foster local identity, support learning about nature, and provide spaces for recreation. The research identified five central narratives: learning, regional heritage, care, multifunctional use, and collaboration.
Researchers identify two distinct types of lion roars, including a previously unclassified 'intermediary roar', using artificial intelligence for the first time. This discovery promises more accurate and less subjective monitoring for conservationists working to protect dwindling lion populations.
A newly discovered orchid species in Colombia is threatened with extinction due to climate change. The 'Nasar Effect' reveals that the species' demise is foretold by the conditions that threaten it, highlighting the need for international action to curb greenhouse gas emissions and boost conservation efforts.
A new study from the University of Illinois found that about half of Oregon's elk population carry a gene variant that makes them less susceptible to Chronic Wasting Disease (CWD). This could help slow down the spread of the disease in the state. The research also highlights the importance of monitoring and managing cervid populations.
A new species of wolf snake, Lycodon irwini, has been discovered in the Great Nicobar Islands and named in honor of Steve Irwin. The snakes are glossy black, non-venomous, and likely feed on reptiles and small mammals.
Scientists have rediscovered a thought to be extinct killifish species, Moema claudiae, in Bolivia, providing a second chance for its conservation. The rediscovery was made in a temporary pond surrounded by farms and has allowed researchers to study the behavior of the species and preserve it in the wild.
Research analyzing over 170 studies reveals human impacts like hunting and land-use changes have a greater impact on prey populations than large carnivores. Large predators do control populations of prey species under specific conditions, but effects are often spatially constrained or influenced by competing species.
The study warns that connecting isolated habitats can lead to the spread of diseases and invasive species, while also increasing wildfire risks. To mitigate these effects, researchers recommend implementing cost-reduction strategies such as disease surveillance, habitat filters, and fire breaks.
Researchers at UT Austin discovered that destroying ant nest structure prevents disease transmission, allowing natural pathogens to collapse infestations. The study's findings provide a reliable way to introduce biocontrol agents into uninfected colonies, making it easier to control the invasive species.
The project aims to quantify the link between water conditions, fish populations, and wading bird nesting success in the Florida Everglades. Researchers will collect data on aquatic prey and habitat conditions during the dry season to provide essential insight into restoration efforts.
A new study reveals that collaborations between conservationists and artists can generate new knowledge, attract funding, and catalyze behavioral change. By working together, artists and conservationists can co-create ideas, develop more effective solutions, and shape public attitudes towards nature.
A new study published in Nature Conservation assesses the threat status of bird species from Vietnam, revealing critical conservation needs. The study highlights areas for improved protection and calls for integration of expanded ex situ conservation efforts.
Researchers from Chiba University developed an AI-based spatial framework to identify areas with limited vertical greening, revealing uneven distribution and high-priority zones for improvement. The framework provides a citywide map of vertical greenery, aiming to enhance cooling, biodiversity, and urban resilience.
A new study reveals the deep connection between wildlife trafficking and other serious crimes, including arms dealing and human smuggling. By mapping these intersections, researchers can focus on key players driving global networks, boosting anti-trafficking interventions.
Scientists from Salk and UC San Diego have discovered a new hybrid seagrass that demonstrates low-light tolerance, offering a promising solution for coastal restoration efforts. The hybrid combines the shallow-water Zostera marina with its deeper-water cousin Zostera pacifica, inheriting the latter's low-light toolkit.
The National TRAP Program has awarded $1.8M to 13 projects focused on removing derelict fishing gear from US coastal waters, resulting in the removal of over 7,000 traps and 300,000 pounds of debris. The program aims to improve derelict trap prevention and mitigation through data analysis and policy recommendations.
A new study reveals that polar bears act as crucial providers for Arctic species, leaving behind millions of kilograms of prey annually. This carrion provides a vital energy source for a wide network of arctic scavenger species, including Arctic foxes and ravens.
The EU-funded SpongeBoost project invites applications for its 'SpongeBooster of the Year' award, recognizing initiatives that strengthen natural water retention and climate resilience. Eligible projects focus on outdoor restoration and rewetting activities in eligible countries.
Researchers at the University of Technology Sydney discovered that tailored lipid supplements can significantly increase coral larvae's strength, speed, and survival rate. This innovation has major implications for reef restoration projects, which aim to improve larval supply but often face low post-settlement survival rates.
Research at the Amazon Conservatory for Tropical Studies found that arboreal mammals, such as sloths and monkeys, use canopy bridges in the Peruvian Amazon to cross over treeless areas. The study provides insights into how forest creatures adapt to human-made structures.
A recent study found that extinction rates in plants and animals peaked around 100 years ago and have declined since then. The researchers argue that past extinctions are not reliable predictors of current and future threats due to changing drivers such as habitat loss and climate change.
Researchers found that communities with green infrastructure systems like rain gardens saw a notable reduction in cadmium, copper, nickel, and zinc being sent into local waterways. Implementing more of these systems can improve water quality, make cities cooler, and enhance ecosystem services.
A global study has discovered that birds' fear of novelty is strongly linked to their dietary specialization and migratory behavior. The research found that species with narrower diets and those that migrate may exhibit higher levels of neophobia, or fear of new things.
Low to moderate-severity fires boost bird populations with effects lasting up to 35 years, contrary to traditional fire suppression practices. Forest managers can use controlled burns and pyrodiversity to benefit majority of birds in the forest.