A decade-long study suggests Indigenous-managed forests can absorb up to 26,000 metric tons of dangerous pollutants from wildfires each year, preventing an estimated 15 million cases of respiratory and cardiovascular disease. This absorption saves Amazon cities US$2 billion a year in healthcare costs.
A study from the University of Copenhagen found that extinct animal species on islands like Mauritius cannot be replaced, as they play a crucial role in seed dispersal and ecosystem balance. Reintroducing new species often causes more harm than good, highlighting the need for conservation efforts to protect native plants and animals.
A study reveals that plant roots are crucial for belowground life in the tropics, supporting decomposition and soil health. Removing living roots decreases animal abundance by 42% in rainforest plots and 30% in plantations.
A new study by Göttingen University reveals that mechanical weeding and reduced fertilizer usage significantly increase ecosystem multifunctionality and profit in industrial oil palm production. The researchers found no reduction in greenhouse gas emissions with these practices.
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Researchers are using pythons captured by SFWMD's Python Elimination Program and FWC's Python Action Team to study python biology further. The tracking devices will lead researchers to the snakes, allowing them to record behavior and document reproductive data such as nesting sites and hatchlings.
A new study by the University of Haifa and Smithsonian Tropical Research Institute reveals that high soil humidity reduces the chances of survival for young tree seedlings growing at high densities. This leads to a greater variety of tree species in the following year, as less dominant species are able to establish themselves.
An international research team from the Global South emphasizes the importance of diversity, equity and inclusion in tropical ecology and conservation. They suggest ten actions for researchers living in the Global South to improve their inclusivity and participation in international research collaborations.
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A new species record of mesophotic kelp was discovered in the Galapagos Islands, characterized by its extensive and dense kelp forest at depths of ~50m. The research highlights the importance of these forests as ecosystem engineers and supports for marine life, with potential implications for carbon sequestration.
Researchers link extreme thunderstorms to Amazon tree deaths, predicting 43% increase in large windthrow events by the end of the century. The tropics will see a 50% increase in areas susceptible to extreme storms triggering windthrows.
Scientists found that invasive black rats transform reef fish behavior, causing changes in territorial patterns and nutrient cycles. The presence of rats disrupts the nutrient cycle by reducing seabird populations and nutrients deposited onto islands.
Researchers from SPUN mapped the diversity of mycorrhizal fungi across Palmyra Atoll, finding unique nutrient feedback loops that support rainforests, plankton communities, and coral reefs. The study highlights the importance of these underground networks in maintaining ecosystem resilience to climate change.
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Researchers analyzed 2.3 million camera-trap photos of tropical mammals, revealing consistent daily activity patterns across continents. Body size and diet are key factors influencing activity, with larger animals active during the day and smaller ones at night.
A new report reveals that animals are key to forest recovery by carrying a wide variety of seeds into deforested areas. Animals disperse over 80% of tree species in the tropics, and their presence near old-growth forests can improve restoration efforts.
An interdisciplinary team will uncover complex biological systems and develop tools to globally document coral reef health changes. The research aims to understand how herbivory rate at the ecosystem scale emerges and shapes the ecosystem, ultimately informing management of ecosystems.
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.
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Researchers analyzed data from Australia's Reef Life Survey and two major reef monitoring programs to understand the effects of warming waters on reef fish populations. The study found that temperature changes had a greater impact on temperate reefs, while tropical reefs were more affected by habitat changes such as coral bleaching.
A new international study reveals termites' pivotal role in wood decay, contributing to the earth's carbon cycle, and their sensitivity to temperature and rainfall. Termites may increasingly contribute to greenhouse gas emissions with climate change.
A recent study in Peru revealed a 50% decline in arthropod biomass following short periods of drought and increased precipitation. Tropical insects are sensitive to both extreme weather events, with rainfall patterns being a key factor in their decline.
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Researchers found climate models are less accurate in projecting how tropical cyclones will affect individual coral reefs, highlighting the importance of targeted conservation efforts. The study urges caution when using climate models to identify vulnerable reef communities to storm damage.
Researchers found tropical soil microbes decline in diversity and increase CO2 emissions with simulated global warming. The findings threaten rainforest ecosystems and carbon storage, emphasizing the urgency for conservation.
Forests face risks from climate change in three dimensions: carbon storage, biodiversity, and forest loss from disturbances. The study found higher risks in southern boreal forests and drier regions of the Amazon and African tropics.
University of South Florida researchers found that mangroves have overtaken 83% of oyster reefs in Tampa Bay, leading to a decline in ecosystem function and habitat for threatened species. Climate-driven changes are altering subtropical ecosystems, threatening the very foundations of coastal biodiversity.
New research from the University of East Anglia finds that hydropower developments lead to flooding forests, driving biodiversity loss and ecosystem disruptions. The study reveals widespread species extinction, especially among large-bodied species, highlighting the need for sustainable energy security and biodiversity conservation.
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Scientists studied lightning's impact on Panama Canal forests, finding that some tree species, like palms, are more likely to die after a strike. Others, with denser wood and larger water vessels, are more resistant and may even store more carbon.
A study by the University of Göttingen and Malagasy universities found that vanilla plantations on fallow land have similar yields to those in forests while increasing biodiversity. This sustainable approach helps smallholder farmers secure their income, highlighting a win-win opportunity for both economy and conservation.
A new resilience sensing system can identify areas in danger of collapse and measure the success of conservation efforts. Global average resilience has declined over the last 20 years, with regions such as the Amazon rainforest showing signs of loss of resilience.
A new study in Frontiers in Microbiology found that centuries-old lava caves on Hawaiʻi Island harbor an astonishing number of previously undiscovered bacterial species, including the Chloroflexi group. These microbes play key ecological roles in their communities and may have played a crucial role in shaping life on Mars and early Earth.
A global survey of biodiversity experts finds that more species are threatened with extinction than previously thought, with estimates suggesting 30% of species have been lost since 1500. The study identifies climate change, pollution, and land-use changes as key drivers of biodiversity loss.
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Researchers found that farm management practices like crop diversification and native plant presence support wild bee conservation. Urban agriculture can benefit local bee populations if managed sustainably.
Researchers found that frog-eating bats could recognize ringtones indicating a food reward up to four years later. The bats learned to associate specific tones with rewards and were able to recall these associations even after long periods of time.
Over 50 sightings of manatees have been reported between the Gatun Lake and Miraflores Locks since 1977, leading to speculation about their possible entry into the Eastern Pacific Ocean. A population of 20-25 manatees was estimated in the Gatun Lake in 2015.
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Researchers from the University of Turku have described seven new species of tropical ferns, including six from the genus Danaea and one from Dennstaedtia. The newly discovered species range from 20cm to 2m tall and offer insights into the biodiversity of Amazonian rainforests.
A large, all-season ozone hole has been detected over tropical regions, with an area seven times greater than the Antarctic ozone hole. The discovery highlights the need for further research on ozone depletion and its impact on human health and ecosystems.
Satellite-tracking of whale sharks in the Panamanian Pacific reveals their feeding and breeding patterns, with a focus on protecting these endangered species from human threats. The study highlights the importance of identifying and conserving large oceanic areas and marine corridors to safeguard their migration routes.
A major Amazon study reveals ecological threats, including deforestation, but also opportunities for sustainability through actions like halting deforestation and protecting secondary forests. Researchers found biodiversity and carbon storage gains from allowing mature secondary forests to regrow.
Researchers have created a new classification system for coexisting mangrove-coral habitats, identifying four distinct types: lagoons, creeks, fringe areas, and under the mangrove canopy. These habitats are diverse, with about 130 species of corals living in them, and are crucial for coral survival.
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A pioneering study shows that climate change was the primary driver of the location of ancient coral reefs, which once extended far beyond the tropics. The researchers used habitat modeling and reconstructions of past climates to predict the distribution of suitable environments for coral reefs over the last 250 million years.
Research finds that exotic tree plantations can affect the biodiversity of dung beetles and other insects in neighboring Amazonian forests. The study highlights the importance of considering the proximity to such plantations when restoring tropical forest ecosystems.
Research by UMBC finds that tree plantations in the tropics are degrading biodiversity hotspots, damaging ecosystems like grasslands, and encroaching on protected areas. The study reveals that up to 92% of new tree plantations were in biodiversity hotspots.
A new study reveals that Nor'easters produce flood levels just as severe as hurricanes, but occur much more frequently in the Mid-Atlantic region. The intense storms can cause significant damage and disruption along the coastline, with some events surpassing those from tropical cyclones.
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Researchers from the University of Helsinki used new techniques to observe tree hyraxes in Kenya's Taita Hills, finding that they are social animals with specific habitat preferences. The study estimated a population size of no more than 2,000–4,000 individuals, shedding light on the behavior and conservation of these unique mammals.
Researchers from the University of Zurich and University of Montréal developed a method to assess plant biodiversity across ecosystems using satellite imaging spectrometry. The study found that spectral diversity calculations can capture differences in plant community composition across all ecosystems studied, allowing for targeted fie...
A new study identifies food and oxygen supply as crucial environmental factors influencing the vitality of cold-water corals in the North Atlantic Ocean and Mediterranean Sea. The analysis of ancient sediments reveals that changes in food supply, rather than ocean temperature, are likely to determine the future health of these ecosystems.
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Scientists have partnered with park rangers in Ecuador to monitor butterfly populations, which serve as an indicator of ecosystem health. This approach aims to provide a more comprehensive understanding of biodiversity changes over time, addressing the limitations of traditional conservation methods.
A study published in PeerJ has discovered that the dominant tree group in Brunei's rainforest, dipterocarps, has remained unchanged for at least four million years. The research suggests that the current ecosystem is similar to what was present during the Pliocene Epoch, providing additional justification for conservation efforts.
A scientific expedition led by the Smithsonian Tropical Research Institute aims to explore and document the biodiversity of Panama's Cordillera de Coiba seamounts. The mission, funded by several organizations, will use advanced technology to study the important habitats in the area.
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Human activity on Hainan Island is causing changes in the body shapes and diets of tropical birds, resulting in biotic homogenisation. Despite efforts to protect biodiversity, the island's unique ecosystem is being affected by large-scale economic and land-use changes.
Researchers propose a new way to harvest aguaje fruit from the Mauritia flexuosa palm tree without cutting down female trees, increasing fruit production by 51% and generating $62 million annually. This method could provide a sustainable economic alternative for local communities and reduce deforestation in Amazonia.
A University of Illinois-led study reveals a significant decline in tropical forest bird populations, with 70% of understory bird species experiencing a drop of half or more since 1977. The findings highlight the importance of long-term studies and the need to address the lack of data on tropical bird populations.
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A new study from UC Berkeley provides the first detailed description of the fungal biodiversity on Mo'orea, discovering over 200 species of macrofungi. The research team's findings suggest that most species were carried by easterly winds from Australia or other South Pacific islands.
A recent study published in Nature Geoscience has found that tropical trees' trunk growth is reduced in years with drier and warmer conditions. The researchers also discovered that the effect of climatic fluctuations is more dramatic in arid or warm regions, suggesting climate change may increase the sensitivity of tropical trees.
Researchers have developed a model to predict Vibrio vulnificus abundance in the canal by analyzing rainfall, water temperature, dissolved nutrients and organic matter. The study found that warmer waters due to climate change may lead to an increase of twice or three times current levels of bacteria by the end of the century.
The expanded protected area protects fourteen marine mammal species and improves connectivity of the Eastern Tropical Pacific Marine Corridor. The new management plan prohibits fishing in two-thirds of the area and allows sustainable fishing, reducing bycatch and promoting conservation.
Researchers have discovered a new plant species, Castela senticosa, in the Martín García mountain range of the Dominican Republic. The species was found to be rare and endangered due to its limited geographic distribution.
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A new study predicts that six tropical fish species in Japan will expand northward due to rising sea temperatures. The model found that minimum sea surface temperature is the most important factor affecting distribution patterns for all species, with potential habitat range changes minimised by stringent mitigation measures.
A new study predicts that El Niño events will increase in frequency by 2040, regardless of efforts to reduce carbon emissions. The researchers used state-of-the-art climate models to examine the potential impacts of different emissions scenarios on global weather fluctuations.
A recent study found that rainfall significantly affects the abundance of Vibrio vulnificus in the Ala Wai Canal, with moderate rainfall leading to high concentrations of the bacterium. The researchers suggest that while exposure is still a risk, precautions such as washing off with soap and water can minimize the danger.
A study by Brazilian researchers found that regular fires enhance functional diversity and carbon fixation in savannas. They measured species numbers, attributes, and carbon dynamics in two areas, one with frequent fires and the other without fires for 16 years.
A new study found that Amazonian forests are impacted by high maximum temperatures, causing tall trees to shed their leaves and branches. The study, led by the University of Helsinki, used LiDAR to track the effects of fragmentation and climate change on plant phenology.
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Researchers found that tropical forests can recover soil fertility in under 10 years, plant functioning in less than 25 years, and species diversity in 60 years. Allowing secondary forests to regrow can be an important part of tropical forest conservation, providing a toolkit for ecosystem restoration.