Search Results - "Siljanen, Henri M. P."

Methanogenic archaea in peatlands by L. Bräuer, Suzanna, Basiliko, Nathan, M. P. Siljanen, Henri, H. Zinder, Stephen

“…ABSTRACT Methane emission feedbacks in wetlands are predicted to influence global climate under climate change and other anthropogenic stressors. Herein, we…”
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Microbially facilitated nitrogen cycling in tropical corals by Glaze, Thomas D., Erler, Dirk V., Siljanen, Henri. M. P.

“…Tropical scleractinian corals support a diverse assemblage of microbial symbionts. This ‘microbiome’ possesses the requisite functional diversity to conduct a…”
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Seasonal variation in the function and diversity of methanotrophs in the littoral wetland of a boreal eutrophic lake by Siljanen, Henri M.P., Saari, Anne, Bodrossy, Levente, Martikainen, Pertti J.

“…Abstract Littoral wetlands are responsible for most of the total methane (CH4) emissions from lake ecosystems. We show that seasonally variable hydrological…”
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Hydrology is reflected in the functioning and community composition of methanotrophs in the littoral wetland of a boreal lake by Siljanen, Henri M.P, Saari, Anne, Krause, Sascha, Lensu, Anssi, Abell, Guy C.J, Bodrossy, Levente, Bodelier, Paul L.E, Martikainen, Pertti J

“…In lake ecosystems a major proportion of methane (CH₄) emissions originate from the littoral zone, which can have a great spatial variability in hydrology,…”
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Occurrence of thermotolerant Campylobacter spp. and adenoviruses in Finnish bathing waters and purified sewage effluents by Hokajärvi, Anna-Maria, Pitkänen, Tarja, Siljanen, Henri M P, Nakari, Ulla-Maija, Torvinen, Eila, Siitonen, Anja, Miettinen, Ilkka T

“…A total of 50 Finnish bathing water samples and 34 sewage effluent samples originating from 17 locations were studied in the summers of 2006 and 2007…”
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A review of the importance of mineral nitrogen cycling in the plant-soil-microbe system of permafrost-affected soils—changing the paradigm by Ramm, Elisabeth, Liu, Chunyan, Ambus, Per, Butterbach-Bahl, Klaus, Hu, Bin, Martikainen, Pertti J, Marushchak, Maija E, Mueller, Carsten W, Rennenberg, Heinz, Schloter, Michael, Siljanen, Henri M P, Voigt, Carolina, Werner, Christian, Biasi, Christina, Dannenmann, Michael

“…The paradigm that permafrost-affected soils show restricted mineral nitrogen (N) cycling in favor of organic N compounds is based on the observation that net N…”
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Water dispersal of methanotrophic bacteria maintains functional methane oxidation in sphagnum mosses by Putkinen, Anuliina, Larmola, Tuula, Tuomivirta, Tero, Siljanen, Henri M P, Bodrossy, Levente, Tuittila, Eeva-Stiina, Fritze, Hannu

“…It is known that Sphagnum associated methanotrophy (SAM) changes in relation to the peatland water table (WT) level. After drought, rising WT is able to…”
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Emissions of atmospherically reactive gases nitrous acid and nitric oxide from Arctic permafrost peatlands by Bhattarai, Hem Raj, Marushchak, Maija E, Ronkainen, Jussi, Lamprecht, Richard E, Siljanen, Henri M P, Martikainen, Pertti J, Biasi, Christina, Maljanen, Marja

“…Soils are important sources of nitric oxide (NO) and nitrous acid (HONO) in the atmosphere. These nitrogen (N)-containing gases play a crucial role in…”
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Peatland succession induces a shift in the community composition of Sphagnum-associated active methanotrophs by Putkinen, Anuliina, Larmola, Tuula, Tuomivirta, Tero, Siljanen, Henri M.P., Bodrossy, Levente, Tuittila, Eeva-Stiina, Fritze, Hannu

“…Abstract Sphagnum-associated methanotrophs (SAM) are an important sink for the methane (CH4) formed in boreal peatlands. We aimed to reveal how peatland…”
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Denitrification is the major nitrous acid production pathway in boreal agricultural soils by Bhattarai, Hem Raj, Wanek, Wolfgang, Siljanen, Henri M. P., Ronkainen, Jussi G., Liimatainen, Maarit, Hu, Yuntao, Nykänen, Hannu, Biasi, Christina, Maljanen, Marja

“…Nitrous acid (HONO) photolysis produces hydroxyl radicals—a key atmospheric oxidant. Soils are strong HONO emitters, yet HONO production pathways in soils and…”
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New insight to the role of microbes in the methane exchange in trees: evidence from metagenomic sequencing by Putkinen, Anuliina, Siljanen, Henri M. P., Laihonen, Antti, Paasisalo, Inga, Porkka, Kaija, Tiirola, Marja, Haikarainen, Iikka, Tenhovirta, Salla, Pihlatie, Mari

“…Summary Methane (CH4) exchange in tree stems and canopies and the processes involved are among the least understood components of the global CH4 cycle. Recent…”
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Nitrate removal microbiology in woodchip bioreactors: A case-study with full-scale bioreactors treating aquaculture effluents by Aalto, Sanni L., Suurnäkki, Suvi, von Ahnen, Mathis, Siljanen, Henri M.P., Pedersen, Per Bovbjerg, Tiirola, Marja

“…Woodchip bioreactors are viable low-cost nitrate (NO3−) removal applications for treating agricultural and aquaculture discharges. The active microbial…”
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Environmental and microbial factors influencing methane and nitrous oxide fluxes in Mediterranean cork oak woodlands: trees make a difference by Shvaleva, Alla, Siljanen, Henri M P, Correia, Alexandra, Costa E Silva, Filipe, Lamprecht, Richard E, Lobo-do-Vale, Raquel, Bicho, Catarina, Fangueiro, David, Anderson, Margaret, Pereira, João S, Chaves, Maria M, Cruz, Cristina, Martikainen, Pertti J

“…Cork oak woodlands (montado) are agroforestry systems distributed all over the Mediterranean basin with a very important social, economic and ecological value…”
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Microbiome assembly in thawing permafrost and its feedbacks to climate by Ernakovich, Jessica G., Barbato, Robyn A., Rich, Virginia I., Schädel, Christina, Hewitt, Rebecca E., Doherty, Stacey J., Whalen, Emily D., Abbott, Benjamin W., Barta, Jiri, Biasi, Christina, Chabot, Chris L., Hultman, Jenni, Knoblauch, Christian, Vetter, Maggie C. Y. Lau, Leewis, Mary‐Cathrine, Liebner, Susanne, Mackelprang, Rachel, Onstott, Tullis C., Richter, Andreas, Schütte, Ursel M. E., Siljanen, Henri M. P., Taş, Neslihan, Timling, Ina, Vishnivetskaya, Tatiana A., Waldrop, Mark P., Winkel, Matthias

“…The physical and chemical changes that accompany permafrost thaw directly influence the microbial communities that mediate the decomposition of formerly frozen…”
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Radiation and temperature drive diurnal variation of aerobic methane emissions from Scots pine canopy by Kohl, Lukas, Tenhovirta, Salla A M, Koskinen, Markku, Putkinen, Anuliina, Haikarainen, Iikka, Polvinen, Tatu, Galeotti, Luca, Mammarella, Ivan, Siljanen, Henri M P, Robson, Thomas Matthew, Adamczyk, Bartosz, Pihlatie, Mari

“…Methane emissions from plant foliage may play an important role in the global methane cycle, but their size and the underlying source processes remain poorly…”
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Activity and abundance of methanotrophic bacteria in a northern mountainous gradient of wetlands by Jensen, Sigmund, Siljanen, Henri M.P., Dörsch, Peter

“…Methane uptake and diversity of methanotrophic bacteria was investigated across six hydrologically connected wetlands in a mountainous forest landscape…”
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Effects of nitrogen load on the function and diversity of methanotrophs in the littoral wetland of a boreal lake by Siljanen, Henri M P, Saari, Anne, Bodrossy, Levente, Martikainen, Pertti J

“…Methane is the second most abundant greenhouse gas in the atmosphere. A major part of the total methane emissions from lake ecosystems is emitted from littoral…”
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Draft Genome Sequence of Bradyrhizobium denitrificans K2, Cultivated from an Air Ventilation Environment by Paul, Dhiraj, Paasisalo, Inga, Katainen, Markku, Goffart, Steffi, Pumpanen, Jukka, Siljanen, Henri M P

“…Bradyrhizobium denitrificans K2, isolated from an air circulation environment, has potential genes participating in inorganic nitrogen and carbon cycling. The…”
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Recovery of methane turnover and the associated microbial communities in restored cutover peatlands is strongly linked with increasing Sphagnum abundance by Putkinen, Anuliina, Tuittila, Eeva-Stiina, Siljanen, Henri M.P., Bodrossy, Levente, Fritze, Hannu

“…Vegetation succession is known to affect carbon-cycling patterns of recovering cutover peatlands, displayed as shifts in emissions of the greenhouse gases CO2…”
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Atmospheric impact of nitrous oxide uptake by boreal forest soils can be comparable to that of methane uptake by Siljanen, Henri M.P., Welti, Nina, Voigt, Carolina, Heiskanen, Juha, Biasi, Christina, Martikainen, Pertti J.

“…Aims Environmental factors controlling nitrous oxide (N 2 O) uptake in forest soils are poorly known, and the atmospheric impact of the forest N 2 O sink is…”
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