Results 51 to 60 of about 907,541 (362)

Small and mighty: adaptation of superphylum Patescibacteria to groundwater environment drives their genome simplicity

open access: yesMicrobiome, 2020
The newly defined superphylum Patescibacteria such as Parcubacteria (OD1) and Microgenomates (OP11) has been found to be prevalent in groundwater, sediment, lake, and other aquifer environments. Recently increasing attention has been paid to this diverse
R. Tian   +21 more
semanticscholar   +1 more source

Diurnal and semidiurnal cyclicity of Radon (222Rn) in groundwater, Giardino Spring, Central Apennines, Italy [PDF]

open access: yes, 2018
Understanding natural variations of Rn (222Rn) concentrations is the fundamental prerequisite of using this radioactive gas as a tracer, or even precursor, of natural processes, including earthquakes. In this work, Rn concentrations in groundwater were
Barberio, MARINO DOMENICO   +8 more
core   +1 more source

Groundwater Quality and Groundwater Pollution [PDF]

open access: yes, 2003
Author(s): Harter, Thomas | Abstract: This is reference sheet 11.2 in the Farm Water Quality Planning series.
openaire   +4 more sources

Synchronous Cr(VI) Remediation and Energy Production Using Microbial Fuel Cell from a Subsurface Environment: A Review

open access: yesEnergies, 2022
Applying microbial fuel cell (MFC) technology for eco-remediation of Cr(VI) pollution from a subsurface environment has great scientific value and practical significance due to its promising advantages of pollutant remediation and renewable energy ...
Yifan Yu   +6 more
doaj   +1 more source

Continental-scale analysis of shallow and deep groundwater contributions to streams

open access: yesNature Communications, 2021
Groundwater discharge generates streamflow and influences stream thermal regimes. However, the water quality and thermal buffering capacity of groundwater depends on the aquifer source-depth. Here, we pair multi-year air and stream temperature signals to
Danielle K. Hare   +4 more
semanticscholar   +1 more source

Applying rare earth elements, Uranium, and 87Sr/86Sr to disentangle structurally forced confluence of regional groundwater resources: The case of the Lower Yarmouk Gorge [PDF]

open access: yes, 2019
The conjoint discussion of tectonic features, correlations of element concentrations, δ18O, δD, and 87Sr/86Sr of groundwater leads to new insight into sources of groundwater, their flow patterns, and salinization in the Yarmouk Basin.
Al-Raggad, Marwan   +6 more
core   +1 more source

The Relational Materiality of Groundwater [PDF]

open access: yesGeoHumanities, 2021
This paper is part of a larger research project which draws out ways of knowing and thinking with groundwater from Chennai, south India. The (under)ground or (sub)terranean environment is a thick and complex, three-dimensional space of "nothing but change," but whose utility is essential to sustaining urban life above it.
openaire   +3 more sources

Groundwater quality [PDF]

open access: yesWater Environment Research, 2020
AbstractGroundwater is a vital component of water supply for residential, industrial, and agricultural purposes. However, many groundwater basins are being used unsustainably and groundwater contamination is a growing water quality problem. Although anthropogenic activities and natural processes have been increasing the contamination in this valuable ...
Amir Mohaghegh Motlagh   +2 more
openaire   +2 more sources

Rapid groundwater decline and some cases of recovery in aquifers globally

open access: yesNature
Groundwater resources are vital to ecosystems and livelihoods. Excessive groundwater withdrawals can cause groundwater levels to decline1–10, resulting in seawater intrusion11, land subsidence12,13, streamflow depletion14–16 and wells running dry17 ...
S. Jasechko   +7 more
semanticscholar   +1 more source

Groundwater characteristics at Seabee Hook, Cape Hallett, Antarctica [PDF]

open access: yes, 2006
Seabee Hook is a low lying gravel spit adjacent to Cape Hallett, northern Victoria Land, in the Ross Sea region of Antarctica and hosts an Adélie penguin (Pygoscelis adeliae) rookery.
Aislabie, Jackie M.   +3 more
core   +2 more sources

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