Measurements necessary for assessing the net ecosystem carbon budget of croplands
There are a number of methods that can be used to help assess carbon budgets at the site
to continental scales. Eddy covariance (EC) networks have been developed over the last …
to continental scales. Eddy covariance (EC) networks have been developed over the last …
Quantum cascade laser spectrometry techniques: a new trend in atmospheric chemistry
JS Li, W Chen, H Fischer - Applied Spectroscopy Reviews, 2013 - Taylor & Francis
Since the first demonstration in 1994, progress in the development of quantum cascade
lasers (QCLs) has been breathtakingly rapid. Various techniques based upon novel QCLs …
lasers (QCLs) has been breathtakingly rapid. Various techniques based upon novel QCLs …
Greenhouse gas budget (CO2, CH4 and N2O) of intensively managed grassland following restoration
L Merbold, W Eugster, J Stieger… - Global change …, 2014 - Wiley Online Library
The first full greenhouse gas (GHG) flux budget of an intensively managed grassland in
Switzerland (Chamau) is presented. The three major trace gases, carbon dioxide (CO 2) …
Switzerland (Chamau) is presented. The three major trace gases, carbon dioxide (CO 2) …
Release of CO2 and CH4 from lakes and drainage ditches in temperate wetlands
AP Schrier-Uijl, AJ Veraart, PA Leffelaar, F Berendse… - Biogeochemistry, 2011 - Springer
Shallow fresh water bodies in peat areas are important contributors to greenhouse gas
fluxes to the atmosphere. In this study we determined the magnitude of CH 4 and CO 2 …
fluxes to the atmosphere. In this study we determined the magnitude of CH 4 and CO 2 …
A new low-power, open-path instrument for measuring methane flux by eddy covariance
This paper describes a new low-power instrument for measuring methane flux by eddy
covariance method at sites without grid power. Design and field performance of the LI-7700 …
covariance method at sites without grid power. Design and field performance of the LI-7700 …
Accuracy and precision of laser spectrometers for trace gas sensing in the presence of optical fringes and atmospheric turbulence
P Werle - Applied Physics B, 2011 - Springer
Spectroscopic techniques are increasingly used for field laser applications in industry and
research. Under field conditions complex gas sensors cannot be considered as stable and …
research. Under field conditions complex gas sensors cannot be considered as stable and …
[图书][B] Thawing permafrost
J Van Huissteden - 2020 - Springer
That there is something wrong with the climate, and permafrost has something to do with it,
is a vague public notion. For the media, permafrost is now and then a source of alarming …
is a vague public notion. For the media, permafrost is now and then a source of alarming …
Comparison of chamber and eddy covariance-based CO2 and CH4 emission estimates in a heterogeneous grass ecosystem on peat
Fluxes of methane (CH4) and carbon dioxide (CO2) estimated by empirical models based
on small-scale chamber measurements were compared to large-scale eddy covariance (EC) …
on small-scale chamber measurements were compared to large-scale eddy covariance (EC) …
Measuring methane flux from irrigated rice fields by eddy covariance method using open-path gas analyzer
MCR Alberto, R Wassmann, RJ Buresh, JR Quilty… - Field Crops …, 2014 - Elsevier
The newly developed LI-7700 open-path methane analyzer was used to measure methane
(CH 4) fluxes from irrigated rice fields using the eddy covariance technique. The diurnal and …
(CH 4) fluxes from irrigated rice fields using the eddy covariance technique. The diurnal and …
Comparing laser-based open-and closed-path gas analyzers to measure methane fluxes using the eddy covariance method
Closed-and open-path methane gas analyzers are used in eddy covariance systems to
compare three potential methane emitting ecosystems in the Sacramento-San Joaquin Delta …
compare three potential methane emitting ecosystems in the Sacramento-San Joaquin Delta …