Chamau

Site description

Associated Persons
Thomas Baur
Susanne Burri
Werner Eugster
Dennis Imer
Lutz Merbold
Peter Plüss
Ulrich Prechsl
Jacqueline Stieger

Intensively managed grassland, about 400 m asl, located in a pre-alpine valley bottom. The area and the adjacent farm are part of the ETH Research Station. Eddy covariance flux measurements were started at the end of 2005 (tower coordinates: 47°12'36.8" N and 8°24'37.6" E at 393 m asl).

Data Quickviews:
Latest Data

Related projects:
GrassGas
NCCR Climate (plant/soil)
IsoCycle
Carbo-Extreme
FasMeF
GHG-Europe

Research and infrastructure

Find a detailed list of variables measured at this site during the last years here.

Please see the official ETH Research Station website for more information about the facilities and history. »»

Pictures

Publications

2013

Finger R, Gilgen AK, Prechsl U, Buchmann N (2013) An economic assessment of drought effects on three grassland systems in Switzerland. Regional Environmental Change DOI 10.1007/s10113-012-0346-x (in press)

Imer D, Merbold L, Eugster W, Buchmann N (2013) Temporal and spatial variations of CO2, CH4 and N2O fluxes at three differently managed grasslands. Biogeosciences Discussions 10: 2635-2673, doi:10.5194/bgd-10-2635-2013.

2012

Hiller RV, Zellweger C, Knohl A, Eugster W (2012) Flux correction for closed-path laser spectrometers without internal water vapor measurements, Atmos. Meas. Tech. Discuss. 5: 351-384, doi:10.5194/amtd-5-351-2012

2010

Gilgen AK, Signarbieux C, Feller U, Buchmann N (2010) Competitive advantage of Rumex obtusifolius L. might increase in intensively managed temperate grasslands under drier climate. Agriculture, Ecosystems and the Environment 135: 15-23

Joos O, Hagedorn F, Heim A, Gilgen AK, Schmidt MWI, Siegwolf RTW, Buchmann N (2010) Summer drought reduces total and litter-derived soil CO2 effluxes in temperate grassland – clues from a 13C litter addition experiment. Biogeosciences 7: 1031–1041

Zeeman MJ, Hiller R, Gilgen AK, Michna P, Plüss P, Buchmann N, Eugster W (2010) Management, not climate, controls net CO₂ fluxes and carbon budgets of three grasslands along an elevational gradient in Switzerland. Agric. Forest Meteorology 50: 519–530

2009

Gilgen AK, Buchmann N (2009) Response of temperate grasslands at different altitudes to simulated summer drought differed but scaled with annual precipitation. Biogeosciences 6: 2525-2539

Gilgen AK, Buchmann N (2009). Response of temperate grasslands at different altitudes to simulated summer drought differed but scaled with annual precipitation. Biogeosciences Discussion 6: 5217-5250

Joos O, Hagedorn F, Heim A, Gilgen AK, Schmidt MWI, Siegwolf RTW, Buchmann N (2009) Summer drought reduces total and litter-derived soil CO2 effluxes in temperate grassland – clues from a 13C litter addition experiment. Biogeosciences Discussion 6: 11005–11034

Zeeman MJ, Tuzson T, Emmenegger E, Knohl A, Buchmann N, Eugster W (2009) Conditional CO₂ flux analysis of a managed grassland with the aid of stable isotopes. Biogeosciences Discussions 6: 3481-3910

2008

Gilgen AK, Buchmann N (2008) Effects of summer drought on temperate grassland performance. Grassland Science in Europe 13:913-915

Tuzson B, Zeeman MJ, Zahniser M, Emmenegger L (2008) Quantum cascade laser based spectrometer for in situ stable carbon dioxide isotope measurements. Infrared Physics & Technology 51:198-206, doi:10.1016/j.infrared.2007.05.006

Tuzson B, Mohn J, Zeeman MJ, Werner RA, Eugster W, Zahniser MS, Nelson DD, McManus JB, Emmenegger L (2008) High precision and continuous field measurements of δ13C and δ18O in carbon dioxide with a cryogenic free QCLAS. Applied Physics B. Lasers and Optics 92(3):451-458, doi:10.1007/s00340-008-3085

2006

Eugster W, Zeeman MJ (2006) Micrometeorological techniques to measure ecosystem-scale greenhouse gas fluxes for model validation and improvement. International Congress Series 1293:66-75