The role of atmospheric conditions in CO2 and radon emissions from an abandoned water well

E Levintal, MI Dragila, H Zafrir, N Weisbrod - Science of the Total …, 2020 - Elsevier
Boreholes and wells are complex boundary features at the earth-atmosphere interface,
connecting the subsurface hydrosphere, lithosphere, and biosphere to the atmosphere …

Modeling gas flow velocities in soils induced by variations in surface pressure, heat, and moisture dynamics

WJ Massman, JM Frank - Journal of Advances in Modeling …, 2022 - Wiley Online Library
Abstract Changes in atmospheric pressure continuously ventilate soils and snowpacks. This
physical process, known as pressure pumping, is a major factor in the exchange fluxes of …

The “breathing spots” in karst areas—the sites of advective exchange of gases between soils and adjacent underground cavities

J Faimon, M Lang, M Geršl, O Sracek… - Theoretical and Applied …, 2020 - Springer
Microclimatic processes were studied in the soil of the well-defined “breathing spot” named
Půlhodina (BSP) in the Hranice Karst (Czech Republic). The results have indicated that air is …

Continental‐Scale Geographic Trends in Barometric‐Pumping Efficiency Potential: A North American Case Study

ST Avendaño, DR Harp, S Kurwadkar… - Geophysical …, 2021 - Wiley Online Library
Barometric pumping is a gas transport mechanism that has important implications for many
applications involving subsurface gas seepage processes. This study provides the first …

Forced and natural gas movement in dry sand–Barrel experiments and models

I Ben‐Noah, I Nitsan… - Soil Science Society of …, 2020 - Wiley Online Library
The physical processes governing advective and diffusive gas movement and distribution in
dry soils are, in general, well understood and quantified. In this study, we derived and …

A gas-flow funnel system to quantify advective gas emission rates from the subsurface

A Lübben, C Leven - Environmental Earth Sciences, 2022 - Springer
The estimation of greenhouse gas emission rates from the subsurface into the atmosphere is
an important part of climate-related research activities and associated efforts concerning the …

Borehole diameter controls thermal‐induced convection and evaporation from a shallow water table

E Levintal, MI Dragila, NG Lensky… - Geophysical Research …, 2020 - Wiley Online Library
Understanding air exchange via boreholes, shafts, and wells is important for Earth and
environmental sciences because of their potential role for increased evaporation and …

Mechanisms controlling air stratification within a large diameter borehole and atmospheric exchange

E Levintal, MI Dragila, NG Lensky… - Journal of Geophysical …, 2018 - Wiley Online Library
Large boreholes dot the landscape across much of the arid low latitudes. Here we explore
air dynamics within these features to understand their significance to gas transport at the …