… gas challenges, focusing on the methodological aspects of the breathing protocols and
corresponding data analysis. Finally, we outline a set of practical guidelines … methodologies in …

… Studies that explicitly adopt a risk assessment methodology/approach to the gas sector are
not generally publicly available. Four exceptions are the risk assessments provided by the …

… most complex and challenging environmental problem facing policy makers today. Some of
the complexities involved include the wide range of greenhouse gas emissions sources and …

… in actual research questions, methodological choices and data … This review paper explores
the issue from a methodological … The major challenge related to both of the LCA categories is …

… guidelines were first published, the global research community has continued to address the
challenges of N 2 O chamber methodologies, … need to update the guidelines with the latest …

… , frequency of gas sampling, and options in terms of the analysis of gas samples. The basic
… are described, including the major challenges and obstacles in their implementation and …

… To facilitate the use of improved gap-filling methods, we describe the five methods and
then provide strengths and challenges or weaknesses of each method so that model selection …

… by the generation of greenhouse gases from increased use of energy or risks by increased
production of waste etc.” The weighting step in LCA methodology addresses this issue and …

… Advection of a soil gas with this flow will increase the estimated gas flux. This same effect …
Plants inside chambers create unique challenges: if the aim is to maintain plant function during …

… has already created new challenges for both existing and new entrants in the gas market.
In … of the gas market indicated that mathematical programming is a suitable methodology to …