Salt marshes are important ecosystems for carbon sequestration.However, while studies of atmospheric carbon exchange fluxes have broadly been performed in tidal salt marshes, they are scarce in non-tidal salt marshes.In this study we measured, throughout 1 year, instantaneous net carbon dioxide (CO2) exchange rates Theraphy Device Pads from four ha
Railway tracks must be managed appropriately because their conditions significantly affect railway safety.Safety is ensured through inspections by track maintenance staff and maintenance based on measurements using dedicated track geometry cars.However, maintaining regional railway tracks using conventional methods is becoming difficult because of
This article presents a synthesis of different research projects that have been carried out inthe province of Quebec, Canada over the past 20 years concerning the representations and practices ofelementary teachers regarding the relative importance given to subject matter and the use ofinterdisciplinarity in their teaching practice.The first sectio
Traffic related noise is currently considered as an environmental pollution.Paper presents results of multidirectional study attempting to serve Socks urban traffic without the need to erect noise barriers interfering urban space.Initial concept of the road expansion included construction of 1000 m of noise barriers dividing city space.Improvement