Search Results - "Vasander, H."

Physical and chemical properties of tropical peat under stabilised land uses by M. Könönen, J. Jauhiainen, R. Laiho, K. Kusin, H. Vasander

“…Land-use change has transformed large areas of tropical peatland into globally significant carbon sources. Associated changes in the properties of peat are…”
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Greenhouse gas dynamics in degraded and restored tropical peatlands by J. Jauhiainen, S.E. Page, H. Vasander

“…Agricultural and other land uses on ombrotrophic lowland tropical peat swamps typically lead to reduced vegetation biomass and water table drawdown. We review…”
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Land use increases the recalcitrance of tropical peat by Könönen, M., Jauhiainen, J., Laiho, R., Spetz, P., Kusin, K., Limin, S., Vasander, H.

“…Tropical peat carbon compound composition (CCC) is a highly understudied subject. Advanced understanding of peat CCC and carbon dynamics in differing…”
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Nitrous oxide fluxes from tropical peat with different disturbance history and management by Jauhiainen, J, Silvennoinen, H, Hämäläinen, R, Kusin, K, Limin, S, Raison, R. J, Vasander, H

“…Tropical peatlands are one of the most important terrestrial ecosystems in terms of impact on the atmospheric greenhouse gas composition. Currently, greenhouse…”
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Seasonal variation in nutrient removal efficiency of a boreal wetland detected by high-frequency on-line monitoring by Valkama, P., Mäkinen, E., Ojala, A., Vahtera, H., Lahti, K., Rantakokko, K., Vasander, H., Nikinmaa, E., Wahlroos, O.

“…Wetlands play an important role in reducing nutrient loads to receiving waters. The efficiency of a wetland in nutrient removal is commonly evaluated from…”
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Environmental control and spatial structures in peatland vegetation by Andersen, R, Poulin, M, Borcard, D, Laiho, R, Laine, J, Vasander, H, Tuittila, E.T

“…Question: What are the relative influences of environment and space in structuring the plant composition in a peatland complex? Location: Lakkasuo, southern…”
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Status and restoration of peatlands in northern Europe by Vasander, H, Tuittila, E-S, Lode, E, Lundin, L, Ilomets, M, Sallantaus, T, Heikkilae, R, Pitkaenen, M-L, Laine, J

“…Environmental management of peatlands,landscape ecology and protection of keybiotopes have created needs and pressure torestore drained peatlands to natural…”
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Long-Term Effects of Water Level Drawdown on the Vegetation of Drained Pine Mires in Southern Finland by Jukaine, Laine, Jukka, Vasander, Harri, Laiho, Raija

“…1. The effect of water level drawdown after drainage of mires for forestry was studied by comparing the vegetation on undrained pine-mire sites with that of…”
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Changes in mesofauna abundance in peat soils drained for forestry by Silvan, N., Laiho, R., Vasander, H.

“…Soil mesofauna community structure was studied in a drainage-succession continuum of peatland sites supporting Scots pine ( Pinus sylvestris L.) dominated…”
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Deforested and drained tropical peatland sites show poorer peat substrate quality and lower microbial biomass and activity than unmanaged swamp forest by Könönen, M., Jauhiainen, J., Straková, P., Heinonsalo, J., Laiho, R., Kusin, K., Limin, S., Vasander, H.

“…Swamp forests on deep tropical peatlands have undergone extensive deforestation and draining for agriculture and plantations, consequently becoming globally…”
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The Fate of NH4NO3 Added to Sphagnum magellanicum Carpets at Five European Mire Sites by Williams, B. L., Buttler, A., Grosvernier, P., A.-J. Francez, Gilbert, D., Ilomets, M., Jauhiainen, J., Matthey, Y., Silcock, D. J., Vasander, H.

“…Nitrogen additions as NH4NO3 corresponding to 0 (N0), 1 (N1), 3 (N3) and 10(N10) g N m-2 yr-1 were made to Sphagnum magellanicum cores at two-week intervals in…”
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Carbon Dioxide And Methane Fluxes In Drained Tropical Peat Before And After Hydrological Restoration by Jauhiainen, Jyrki, Limin, Suwido, Silvennoinen, Hanna, Vasander, Harri

“…Present tropical peat deposits are the outcome of net carbon removal from the atmosphere and form one of the largest terrestrial organic carbon stores on the…”
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Positive shrub–tree interactions facilitate woody encroachment in boreal peatlands by Holmgren, Milena, Lin, Ching‐Yen, Murillo, Julian E, Nieuwenhuis, Annelies, Penninkhof, Joyce, Sanders, Natasja, Bart, Thomas, Veen, Huib, Vasander, Harri, Vollebregt, Marlies E, Limpens, Juul, Bardgett, Richard

“…Boreal ecosystems are warming roughly twice as fast as the global average, resulting in woody expansion that could further speed up the climate warming. Boreal…”
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Restoration Ecology of Lowland Tropical Peatlands in Southeast Asia: Current Knowledge and Future Research Directions by Page, Susan, Hosciło, Agata, Wösten, Henk, Jauhiainen, Jyrki, Silvius, Marcel, Rieley, Jack, Ritzema, Henk, Tansey, Kevin, Graham, Laura, Vasander, Harri, Limin, Suwido

“…Studies of restoration ecology are well established for northern peatlands, but at an early stage for tropical peatlands. Extensive peatland areas in Southeast…”
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After-use of cutover peatland from the perspective of landowners: Future effects on the national greenhouse gas budget in Finland by Laasasenaho, K., Lauhanen, R., Räsänen, A., Palomäki, A., Viholainen, I., Markkanen, T., Aalto, T., Ojanen, P., Minkkinen, K., Jokelainen, L., Lohila, A., Siira, O.-P., Marttila, H., Päkkilä, L., Albrecht, E., Kuittinen, S., Pappinen, A., Ekman, E., Kübert, A., Lampimäki, M., Lampilahti, J., Shahriyer, A.H., Tyystjärvi, V., Tuunainen, A.-M., Leino, J., Ronkainen, T., Peltonen, L., Vasander, H., Petäjä, T., Kulmala, M.

“…Recently, increased attention has been drawn to the greenhouse gas emissions of the Land use, Land use Change and Forestry (LULUCF) sector. In the Finnish…”
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Carbon dioxide and methane fluxes from different surface types in a created urban wetland by Li, Xuefei, Wahlroos, Outi, Haapanala, Sami, Pumpanen, Jukka, Vasander, Harri, Ojala, Anne, Vesala, Timo, Mammarella, Ivan

“…Many wetlands have been drained due to urbanization, agriculture, forestry or other purposes, which has resulted in a loss of their ecosystem services. To…”
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Post-restoration development of organic carbon and nutrient leaching from two ecohydrologically different peatland sites by Koskinen, Markku, Sallantaus, Tapani, Vasander, Harri

“…Restoration of drained peatland forests is an important tool in maintaining and improving biodiversity in the boreal region. It has been shown to cause…”
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Carbon fluxes from a tropical peat swamp forest floor by Jauhiainen, Jyrki, Takahashi, Hidenori, Heikkinen, Juha E. P., Martikainen, Pertti J., Vasander, Harri

“…A tropical ombrotrophic peatland ecosystem is one of the largest terrestrial carbon stores. Flux rates of carbon dioxide (CO2) and methane (CH4) were studied…”
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Airborne small-footprint discrete-return LiDAR data in the assessment of boreal mire surface patterns, vegetation, and habitats by Korpela, Ilkka, Koskinen, Markku, Vasander, Harri, Holopainen, Markus, Minkkinen, Kari

“…Boreal mires encompass high diversity in species and habitats, many of which are endangered. In Finland, extensive use of peatlands has resulted in habitat…”
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Vegetation is the main factor in nutrient retention in a constructed wetland buffer by Silvan, Niko, Vasander, Harri, Laine, Jukka

“…Wetland buffers may play an important role in the retention of nitrogen (N) and phosphorus (P) that can be released in large quantities from forestry…”
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