Search Results - "Kopáček, Jiři"

Global change revealed by palaeolimnological records from remote lakes: a review by Catalan, Jordi, Pla-Rabés, Sergi, Wolfe, Alexander P, Smol, John P, Rühland, Kathleen M, Anderson, N. John, Kopáček, Jiři, Stuchlík, Evžen, Schmidt, Roland, Koinig, Karin A, Camarero, Lluís, Flower, Roger J, Heiri, Oliver, Kamenik, Christian, Korhola, Atte, Leavitt, Peter R, Psenner, Roland, Renberg, Ingemar

“…Over recent decades, palaeolimnological records from remote sites have provided convincing evidence for the onset and development of several facets of global…”
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Nutrient Cycling in a Strongly Acidified Mesotrophic Lake by Kopáček, Jiří, Brzáková, Martina, Hejzlar, Josef, Nedoma, Jiří, Porcal, Petr, Vrba, Jaroslav

“…In contrast to the well-known nutrient transformations in circumneutral lakes, acidified water bodies may exhibit significant changes in nutrient cycling due…”
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Cleaner air reveals growing influence of climate on dissolved organic carbon trends in northern headwaters by de Wit, Heleen A, Stoddard, John L, Monteith, Donald T, Sample, James E, Austnes, Kari, Couture, Suzanne, Fölster, Jens, Higgins, Scott N, Houle, Daniel, Hruška, Jakub, Krám, Pavel, Kopáček, Jiří, Paterson, Andrew M, Valinia, Salar, Van Dam, Herman, Vuorenmaa, Jussi, Evans, Chris D

“…Surface water browning, the result of increasing concentrations of dissolved organic matter (DOM), has been widespread in northern ecosystems in recent…”
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Soil warming during winter period enhanced soil N and P availability and leaching in alpine grasslands: A transplant study by Kastovská, Eva, Choma, Michal, Capek, Petr, Kana, Jirí, Tahovská, Karolina, Kopácek, Jirí

“…Alpine meadows are strongly affected by climate change. Increasing air temperature prolongs the growing season and together with changing precipitation…”
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Solar Radiation as the Likely Cause of Acid-Soluble Rare-Earth Elements in Sediments of Fresh Water Humic Lakes by Porcal, Petr, Amirbahman, Aria, Kopáček, Jiří, Norton, Stephen A

“…We studied photochemically induced precipitation of rare-earth elements (REEs) in water from a tributary to Plešné Lake and a tributary to Jiřická Pond,…”
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Factors Affecting the Leaching of Dissolved Organic Carbon after Tree Dieback in an Unmanaged European Mountain Forest by Kopáček, Jiří, Evans, Christopher D, Hejzlar, Josef, Kaňa, Jiří, Porcal, Petr, Šantrůčková, Hana

“…Forest disturbances affect ecosystem biogeochemistry, water quality, and carbon cycling. We analyzed water chemistry before, during, and after a dieback event…”
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Effects of Acidic Deposition on in-Lake Phosphorus Availability: A Lesson from Lakes Recovering from Acidification by Kopáček, Jiří, Hejzlar, Josef, Kaňa, Jiří, Norton, Stephen A, Stuchlík, Evžen

“…Lake water concentrations of phosphorus (P) recently increased in some mountain areas due to elevated atmospheric input of P rich dust. We show that increasing…”
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Excess of Organic Carbon in Mountain Spruce Forest Soils after Bark Beetle Outbreak Altered Microbial N Transformations and Mitigated N-Saturation by Kaňa, Jiří, Tahovská, Karolina, Kopáček, Jiří, Šantrůčková, Hana

“…Mountain forests in National park Bohemian Forest (Czech Republic) were affected by bark beetle attack and windthrows in 2004-2008, followed by an extensive…”
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Widespread diminishing anthropogenic effects on calcium in freshwaters by Weyhenmeyer, Gesa A., Hartmann, Jens, Hessen, Dag O., Kopáček, Jiří, Hejzlar, Josef, Jacquet, Stéphan, Hamilton, Stephen K., Verburg, Piet, Leach, Taylor H., Schmid, Martin, Flaim, Giovanna, Nõges, Tiina, Nõges, Peeter, Wentzky, Valerie C., Rogora, Michela, Rusak, James A., Kosten, Sarian, Paterson, Andrew M., Teubner, Katrin, Higgins, Scott N., Lawrence, Gregory, Kangur, Külli, Kokorite, Ilga, Cerasino, Leonardo, Funk, Clara, Harvey, Rebecca, Moatar, Florentina, de Wit, Heleen A., Zechmeister, Thomas

“…Calcium (Ca) is an essential element for almost all living organisms. Here, we examined global variation and controls of freshwater Ca concentrations, using…”
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Undeveloped till soils in scree areas are an overlooked important phosphorus source for waters in alpine catchments by Kaňa, Jiří, Kaštovská, Eva, Choma, Michal, Čapek, Petr, Tahovská, Karolina, Kopáček, Jiří

“…Scree deposits in alpine catchments contain undeveloped till soils that are “hidden” between and under stones. These scree areas have no vegetation except for…”
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Changes in microclimate and hydrology in an unmanaged mountain forest catchment after insect-induced tree dieback by Kopáček, Jiří, Bače, Radek, Hejzlar, Josef, Kaňa, Jiří, Kučera, Tomáš, Matějka, Karel, Porcal, Petr, Turek, Jan

“…Hydrological and microclimatic changes after insect-induced tree dieback were evaluated in an unmanaged central European mountain (Plešné, PL) forest and…”
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Environmental gradients and optimal fixation time revealed with DNA metabarcoding of benthic sample fixative by Vargovčík, Ondrej, Čiamporová-Zaťovičová, Zuzana, Beracko, Pavel, Kopáček, Jiří, Macko, Patrik, Tuhrinová, Kornélia, Čiampor, Fedor

“…Assessments of biodiversity and ecosystem status can benefit from DNA metabarcoding as a means to streamline sample processing and specimen identification…”
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Consequence of altered nitrogen cycles in the coupled human and ecological system under changing climate: The need for long-term and site-based research by Shibata, Hideaki, Branquinho, Cristina, McDowell, William H., Mitchell, Myron J., Monteith, Don T., Tang, Jianwu, Arvola, Lauri, Cruz, Cristina, Cusack, Daniela F., Halada, Lubos, Kopáček, Jiří, Máguas, Cristina, Sajidu, Samson, Schubert, Hendrik, Tokuchi, Naoko, Záhora, Jaroslav

“…Anthropogenically derived nitrogen (N) has a central role in global environmental changes, including climate change, biodiversity loss, air pollution,…”
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Relationships between a catchment-scale forest disturbance index, time delays, and chemical properties of surface water by Schmidt, Susanne I., Hejzlar, Josef, Kopáček, Jiří, Paule-Mercado, Ma. Cristina, Porcal, Petr, Vystavna, Yuliya

“…•A catchment-scale average infrared-based index indicates annual forest disturbances.•The index predicts chemical properties in discharging streams after…”
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Climate Change Increasing Calcium and Magnesium Leaching from Granitic Alpine Catchments by Kopáček, Jiří, Kaňa, Jiří, Bičárová, Svetlana, Fernandez, Ivan J, Hejzlar, Josef, Kahounová, Marie, Norton, Stephen A, Stuchlík, Evžen

“…Climate change can reverse trends of decreasing calcium and magnesium [Ca + Mg] leaching to surface waters in granitic alpine regions recovering from…”
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Assessing Recovery from Acidification of European Surface Waters in the Year 2010: Evaluation of Projections Made with the MAGIC Model in 1995 by Helliwell, Rachel C, Wright, Richard F, Jackson-Blake, Leah A, Ferrier, Robert C, Aherne, Julian, Cosby, Bernard J, Evans, Christopher D, Forsius, Martin, Hruska, Jakub, Jenkins, Alan, Kram, Pavel, Kopáček, Jiri, Majer, Vladimir, Moldan, Filip, Posch, Maximilian, Potts, Jacqueline M, Rogora, Michela, Schöpp, Wolfgang

“…In 1999 we used the MAGIC (Model of Acidification of Groundwater In Catchments) model to project acidification of acid-sensitive European surface waters in the…”
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Predicting sulphur and nitrogen deposition using a simple statistical method by Oulehle, Filip, Kopáček, Jiří, Chuman, Tomáš, Černohous, Vladimír, Hůnová, Iva, Hruška, Jakub, Krám, Pavel, Lachmanová, Zora, Navrátil, Tomáš, Štěpánek, Petr, Tesař, Miroslav, Evans, Christopher D.

“…Data from 32 long-term (1994–2012) monitoring sites were used to assess temporal development and spatial variability of sulphur (S) and inorganic nitrogen (N)…”
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Increased Saprotrophic Activity and Phosphate Leaching Following Forest Soil Decomposition without Root Access by Karolina Tahovská, Michal Choma, Petr Čapek, Eva Kaštovská, Jiří Kaňa, Jiří Kopáček

“…By incubating the soil without living roots in situ at two spruce forest sites, we simulated the effects of tree dieback and interrupted mycorrhizal…”
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Aquatic quillworts, Isoëtes echinospora and I. lacustris under acidic stress—A review from a temperate refuge by Čtvrtlíková, Martina, Kopáček, Jiří, Nedoma, Jiří, Znachor, Petr, Hekera, Petr, Vrba, Jaroslav

“…Quillworts (Isoëtes) represent highly specialized flora of softwater lakes, that is, freshwater ecosystems potentially sensitive to acidification. In this…”
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Speciation of Al, Fe, and P in recent sediment from three lakes in Maine, USA by Norton, Stephen A., Coolidge, Kyle, Amirbahman, Aria, Bouchard, Roy, Kopáček, Jiří, Reinhardt, Raquel

“…Sequential extraction of sediments [Psenner R, Pucsko R. Die Fraktionierung organischer und anorganischer Phosphorverbindungen von Sedimenten. Arch…”
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