Now showing items 1-12 of 12

    • Aftershocks of the 2012 Mw 7.6 Nicoya, Costa Rica, earthquake and mechanics of the plate interface 

      Chaves, Esteban; Duboeuf, Laure; Schwartz, Susan; Lay, Thorne; Kintner, Jonas (Seismological Society of America (SSA), 2017-05-02)
      Subduction of the Cocos plate beneath the Nicoya Peninsula, Costa Rica, generates large underthrusting earthquakes with a recurrence interval of about 50 yrs. The most recent of these events occurred on 5 September 2012 ...
    • Altitudinal and seasonal distribution of butterflies (Lepidoptera, papilionoidea) in cerro bufa el diente, Tamaulipas, Mexico 

      Meléndez-Jaramillo, Edmar; Cantú Ayala, César; Sánchez-Reyes, Uriel Jeshua; Sandoval-Becerra, Fatima Magdalena; Herrera-Fernández, Bernal (Pensoft Publishers, 2019-12-31)
      Butterflies are one of the most recognized and useful groups for the monitoring and establishment of important conservation areas and management policies. In the present study, we estimate the richness and diversity, as ...
    • Composition and diversity of butterflies (Lepidoptera, Papilionoidea) along an atmospheric pollution gradient in the Monterrey Metropolitan Area, Mexico 

      Meléndez-Jaramillo, Edmar; Cantú Ayala, César Martín; Treviño-Garza, Eduardo Javier; Sánchez-Reyes, Uriel Jeshua; Herrera Fernández, Bernal (Pensoft Publishers, 2021)
      This study compares the variation of richness, abundance and diversity of butterfly species along an atmospheric pollution gradient and during different seasons in the Monterrey Metropolitan Area, Mexico. Likewise, we ...
    • Global quieting of high-frequency seismic noise due to COVID-19 pandemic lockdown measures 

      Lecocq, Thomas; Hicks, Stephen; Van Noten, Koen ; van wijk, kasper; Koelemeijer, Paula; De Plaen, Raphael; Massin, Frédérick; Hillers, Gregor; Anthony, Robert E.; Apoloner, Maria-Theresia; Arroyo-Solórzano, Mario; Assink, Jelle; Büyükakpınar, Pınar; Cannata, Andrea; Cannavo', Flavio; Carrasco, Sebastian; Caudron, Corentin; Chaves, Esteban; Cornwell, David; Craig, David; den Ouden, Olivier; Diaz, Jordi; Donner, Stefanie; Evangelidis, Christos; Evers, Läslo; Fauville, Benoit; Fernandez, Gonzalo; Giannopoulos, Dimitrios; Gibbons, Steven J.; Girona, Társilo; Grecu, Bogdan; Grunberg, Marc; Hetényi, György; Horleston, Anna; Inza, Adolfo; Irving, Jessica C.E.; Jamalreyhani, Mohammadreza; Kafka, Alan; Koymans, Mathijs R.; Labedz, Celeste; Larose, Eric; Lindsey, Nathaniel; McKinnon, Mika; Megies, Tobias; Miller, Meghan; Minarik, William; Moresi, Louis-Noel; Márquez Ramirez, Víctor H; Möllhoff, Martin; Nesbitt, Ian; Niyogi, Shankho; Ojeda, Javier; Oth, Adrien; Proud, Simon; Pulli, Jay; Retailleau, Lise; Rintamäki, Annukka E.; Satriano, Claudio; Savage, Martha; Shani-Kadmiel, Shahar; Sleeman, Reinoud; Sokos, Efthimios; Stammler, Klaus; Stott, Alexander; Subedi, Shiba; Sørensen, Mathilde Bøttger; Taira, Taka'aki; Tapia, Mar; Turhan, Fatih; van der Pluijm, Ben; Vanstone, Mark; Vergne, Jérôme; Vuorinen, Tommi; Warren, Tristram; Wassermann, Joachim; Xiao, Han (American Association for the Advancement of Science (AAAS), 2020)
      Human activity causes vibrations that propagate into the ground as high-frequency seismic waves. Measures to mitigate the coronavirus disease 2019 (COVID-19) pandemic caused widespread changes in human activity, leading ...
    • Influence of Physico-Chemical Factors on the Efficiency and Metabolite Profile of Adult Pinus radiata D. Don Bud Organogenesis 

      Rojas Vargas, Alejandra; Castander-Olarieta , Ander; Montalbán, Itziar Aurora; Moncalean, Paloma (Universidad Nacional, Costa Rica, 2022-09-10)
      Genetic improvement programs for conifer forest species face the challenge of propagating elite individuals with superior characteristics in the present landscape of climate change; the problem is focused on the fact that ...
    • Investigación para la toma de decisiones de manejo en áreas marinas protegidas como la Isla del Coco, Costa Rica 

      Chacón, Iria S.; Soley, Fernando G. (Universidad de Costa Rica, Costa Rica, 2020-03-20)
      Introduction. Scientific information is often needed to guide management decisions, but marine protected areas usually lack such information. Further, these protected areas face the challenge of protecting ...
    • Pesticides Burden in Neotropical Rivers: Costa Rica as a Case Study 

      Echeverría-Sáenz, Silvia; Spínola, Romeo; Soto-Rojas, Cristina (Multidisciplinary Digital Publishing Institute (MDPI), 2021-11-29)
      Neotropical ecosystems are highly biodiverse; however, the excessive use of pesticides has polluted freshwaters, with deleterious effects on aquatic biota. This study aims to analyze concentrations of active ingredients ...
    • Soundscape structure in forests surrounded by protected and productive areas in central Costa Rica 

      Retamosa Izaguirre, Monica; Barrantes Madrigal, Jimy (Universidad Nacional, Costa Rica, 2023-03-09)
      Ecosystems are under a multitude of pressures, including land-use change, overexploitation, pollution, and climate change. Most studies, resources, and conservation efforts are allocated to protected areas, while anthropogenic ...
    • Testing Explant Sources, Culture Media, and Light Conditions for the Improvement of Organogenesis in Pinus ponderosa (P. Lawson and C. Lawson) 

      Rojas Vargas, Alejandra; Castander-Olarieta , Ander; Velez, Maria Laura; do Nascimento, Antonia Maiara Marques; Pereira, Cátia; Martins, João; Zuzarte, Monica; Canhoto, Jorge; Montalbán, Itziar Aurora; Moncaleán, Paloma (Universidad Nacional, Costa Rica, 2023-02-14)
      Pinus. ponderosa (P. Lawson and C. Lawson) is a commercial tree and one of the most important forest species in North America. Ponderosa pine suffers hardship when going through vegetative propagation and, in some cases, ...
    • The 27 February 2022 Lop Nor earthquake: detectability, location, and discrimination 

      Gibbons, Steven J.; Chaves, Esteban; Fisk, Mark (Seismological Society of America (SSA), 2022)
      A seismic event with mb 4.8 (Mw 4.2) was detected close to the Chinese Lop Nor nuclear test site on 27 February 2022. Waveforms recorded at regional and far regional distances in central Asia indicate greater likeness with ...
    • Variation in abundance and habitat relationship of three understory insectivorous birds in a disturbed landscape of Neotropical dry forest of Colombia 

      Loaiza, Camilo; Montenegro, Olga L.; King, David; Spínola, Manuel; Palacio, Lilibeth Arinda; Rudas, Agustín (BioMed Central Ltd, 2020-09-02)
      Background: Evaluating relationships between avian populations and their habitat is important for understanding the biology of these species and for management decisions that improve the efectiveness of restoration ...
    • Wildlife diversity and relative abundance among a variety of adjacent protected areas in the northern Talamanca Mountains of Costa Rica 

      Sáenz-Bolaños, Carolina; Fuller, Todd K.; Carrillo, Eduardo (MDPI AG, 2020-04-01)
      Protected areas are intended to achieve the long-term conservation of nature, but not all such areas are equal in their effectiveness because of their varying regulation of human activities. In Costa Rica, we assessed ...