Showing 2,881 - 2,900 results of 3,477 for search '"ecosystem"', query time: 0.06s Refine Results
  1. 2881

    Feasibility study for the collection of wasted vegetable oils in the Canton of Baños De Agua Santa and proposal for the incorporation of a biodiesel production plant as a strategy... by Luna Radharani Alzate, Mena Alfredo, Setiadi Rukuh

    Published 2025-01-01
    “…Therefore, an informational survey of the amount of oil discarded daily by restaurants was collected and data was evaluated to determine the adequate capacity of a biodiesel plant.In addition, the amount of CO2 that could be reduced if biofuel was incorporated in the same county or in places of ecosystems conservation, like the Galapagos Islands, was calculated. …”
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  2. 2882

    Ozone-based Advanced Oxidation Process for pharmaceutical contamination in wastewater: A review by Pratiwi Wahyu Zuli, Hadiyanto Hadiyanto, Widayat Widayat

    Published 2025-01-01
    “…These pollutants pose significant environmental and public health risks due to their bioactive nature and widespread presence in various ecosystems. Their complex composition in wastewater and low concentrations present a global challenge, as conventional treatment methods often need to be more effective. …”
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  3. 2883

    Temporal variations of metals and trace elements in tuna spines from the canary islands from 1990s to 2000s by Eunice Vásquez-Domínguez, Enrique Lozano-Bilbao, Pedro J. Pascual Alayón, Arturo Hardisson, Iván Casañas Machin, Soraya Paz, Dailos Gonález-Weller, Carmen Rubio, Ángel J. Gutiérrez

    Published 2025-02-01
    “…Abstract Tuna, due to their position in the food web, serve as excellent biomonitors for assessing the health of marine ecosystems. Analyzing their organs and tissues provides valuable insight into element concentrations, as tuna possess the capacity to bioaccumulate pollutants. …”
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  4. 2884

    Mottled Water Hyacinth Weevil Neochetina eichhorniae Warner (Insecta: Coleoptera: Curculionidae) by Eutychus Kariuki, Carey Minteer

    Published 2021-01-01
    “…Water hyacinth is considered one of the most destructive plants in aquatic ecosystems in the United States and, as a result, is listed in both the federal noxious weed list and Florida’s list of prohibited aquatic plants. …”
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    Article
  5. 2885

    An extreme North Atlantic Oscillation event drove the pelagic Sargassum tipping point by Julien Jouanno, Sarah Berthet, Frank Muller-Karger, Olivier Aumont, Julio Sheinbaum

    Published 2025-02-01
    “…Abstract The proliferation of pelagic Sargassum in the tropical Atlantic since 2011 is causing considerable health and economic concerns as large amounts of this brown alga arrive and accumulate in coastal ecosystems of western Africa and of the greater Caribbean Sea every year. …”
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  6. 2886

    NDVI-Based Vegetation Change in Inner Mongolia from 1982 to 2006 and Its Relationship to Climate at the Biome Scale by Linghui Guo, Shaohong Wu, Dongsheng Zhao, Yunhe Yin, Guoyong Leng, Qingyu Zhang

    Published 2014-01-01
    “…At the growing season scale, the NDVI increased weakly in the natural ecosystems, but strongly in cropland. Interannual variations in the growing season NDVI for forest was positively linked with potential evapotranspiration and temperature, but negatively correlated with precipitation. …”
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  7. 2887

    Molecular identification and distribution of insect larvae in the Lower Danube River by Menabit Selma, Iancu Lavinia, Pavel Ana B., Popa Adrian, Lupascu Naliana, Purcarea Cristina

    Published 2022-03-01
    “…As a major component of freshwater ecosystems, insect species play an important role in nutrient cycling and are often used as bioindicators of water pollution. …”
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  8. 2888

    Metabolic interactions underpinning high methane fluxes across terrestrial freshwater wetlands by Emily K. Bechtold, Jared B. Ellenbogen, Jorge A. Villa, Djennyfer K. de Melo Ferreira, Angela M. Oliverio, Joel E. Kostka, Virginia I. Rich, Ruth K. Varner, Sheel Bansal, Eric J. Ward, Gil Bohrer, Mikayla A. Borton, Kelly C. Wrighton, Michael J. Wilkins

    Published 2025-01-01
    “…In these wetlands it also displays the functional potential for methylotrophic methanogenesis, highlighting the importance of this pathway in these ecosystems. Collectively, our findings illuminate trends between microbial decomposition networks and methane flux while providing an extensive publicly available database to advance future wetland research.…”
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  9. 2889

    Assessment of flood risk under Polder-Type flood control measure using improved projection pursuit model by Li Gao, Yuqin Gao, Yunping Liu, Ming Wu

    Published 2025-01-01
    “…Floods are the most common natural disaster worldwide and significantly impact human society and ecosystems. Therefore, research on flood risk assessment and zoning is crucial. …”
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  10. 2890
  11. 2891

    Decentralized Identity Management for Internet of Things (IoT) Devices Using IOTA Blockchain Technology by Tamai Ramírez-Gordillo, Antonio Maciá-Lillo, Francisco A. Pujol, Nahuel García-D’Urso, Jorge Azorín-López, Higinio Mora

    Published 2025-01-01
    “…By integrating Decentralized Identifiers (DIDs), Verifiable Credentials (VCs), and IOTA-specific technologies like IOTA Identity, IOTA Streams, and IOTA Stronghold, we propose a proof-of-concept framework that enhances security, scalability, and privacy in IoT ecosystems. Our implementation on resource-constrained IoT devices demonstrates the feasibility of this approach, highlighting significant improvements in transaction efficiency, real-time data exchange, and cryptographic key management. …”
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  12. 2892

    Molecular screening of rare cucurbit accessions for the presence of markers for genes and QTls controlling resistance to powdery mildew by E. N. Markova, F. A. Berensen, I. V. Gashkova, O. Yu. Antonova

    Published 2025-01-01
    “…A possible solution to this problem is to increase the resistance of host plants to pathogens by introducing resistance genes from wild species or rare crop relatives, since other options, including the use of fungicides, can disrupt ecosystems and harm living organisms. Marker-assisted molecular breeding techniques make it possible to quickly identify necessary DNA fragments in order to find resistant and susceptible forms of donor plants. …”
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  13. 2893

    How trade participation fuels innovation in Africa: Unveiling insights through empirical analysis by Ijirshar Victor Ushahemba, Okpe Isa Jibrin, Andohol Jerome Terhemba

    Published 2024-01-01
    “…Recommendations on the basis of these findings include fostering innovation ecosystems through research institutes and collaborations, developing balanced trade policies to support domestic industries and SMEs, offering incentives for research and development, and strengthening trade promotion agencies to assist businesses in navigating international markets, identifying trade opportunities, and addressing export-import challenges.…”
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  14. 2894

    Enhanced CH4 emissions from global wildfires likely due to undetected small fires by Junri Zhao, Philippe Ciais, Frederic Chevallier, Josep G. Canadell, Ivar R. van der Velde, Emilio Chuvieco, Yang Chen, Qiang Zhang, Kebin He, Bo Zheng

    Published 2025-01-01
    “…Abstract Monitoring methane (CH4) emissions from terrestrial ecosystems is essential for assessing the relative contributions of natural and anthropogenic factors leading to climate change and shaping global climate goals. …”
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  15. 2895

    Trends in Snag Populations in Drought-Stressed Mixed-Conifer and Ponderosa Pine Forests (1997–2007) by Joseph L. Ganey, Scott C. Vojta

    Published 2012-01-01
    “…Snags provide important biological legacies, resources for numerous species of native wildlife, and contribute to decay dynamics and ecological processes in forested ecosystems. We monitored trends in snag populations from 1997 to 2007 in drought-stressed mixed-conifer and ponderosa pine (Pinus ponderosa Dougl. ex Laws) forests, northern Arizona. …”
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  16. 2896

    Mottled Water Hyacinth Weevil Neochetina eichhorniae Warner (Insecta: Coleoptera: Curculionidae) by Eutychus Kariuki, Carey Minteer

    Published 2021-01-01
    “…Water hyacinth is considered one of the most destructive plants in aquatic ecosystems in the United States and, as a result, is listed in both the federal noxious weed list and Florida’s list of prohibited aquatic plants. …”
    Get full text
    Article
  17. 2897

    Entre désir de nature et peur de l’abandon : quelles attentes paysagères après l’arasement des barrages hydroélectriques de la Sélune ? by Marie-Anne Germaine, Ludovic Drapier, Laurent Lespez, Marie-Jo Menozzi, Olivier Thomas

    Published 2019-06-01
    “…The restoration of the river ecosystems involves defining new landscapes and at the same time this process is hampered by the great variety of representations of the stakeholders and by their different profiles. …”
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  18. 2898

    Driving factors affecting zooplankton functional groups in a shallow eutrophic lake by Sorguç Bura Uğur, Demirkalp Fatma Yıldız, Saygı Yasemin

    Published 2024-12-01
    “…The important role of zooplankton in linking different trophic levels has been the subject of extensive research, highlighting their crucial contribution to aquatic ecosystems and energy flow. Classification of organisms into functional groups using a method that combines taxonomic assessments with direct functional measurements is very effective in understanding their interactions with the environment. …”
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  19. 2899

    Single and combined effects of dimethoate and malathion on oxidative stress biomarkers in the non-target freshwater mussel Dreissena polymorpha by Serdar Osman, Yildirim Numan, Yildirim Nuran Cikcikoglu

    Published 2023-10-01
    “…This study evaluates the single and combined effects of dimethoate (DI) and malathion (MA) on oxidative stress biomarkers in the freshwater mussel Dreissena polymorpha, estimating the potential harm of these pesticides on aquatic ecosystems. Superoxide dismutase (SOD) and catalase (CAT) activities, and glutathione (GSH) and lipid peroxidation (TBARS) levels were determined in D. polymorpha exposed to sublethal concentrations of DI, MA and a combination of the two during 24 and 96 h periods. …”
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  20. 2900