Results 11 to 20 of about 153,181 (207)

Weighing the Benefits and Risks of Medical Marijuana Use: A Brief Review

open access: yesPharmacy, 2018
Despite federal prohibition of medical marijuana possession, sale, and use, marijuana use continues to escalate as state legalization persists and expands.
Allison Karst
doaj   +1 more source

Carbon and oxygen isotope characteristics and paleoenvironmental significance of deep karst fracture-cave fillings in Huanjiang sag, Guangxi

open access: yesCarsologica Sinica, 2022
In recent years, deep karst caves are commonly met in deep resource exploration and engineering construction. However, the deep-buried caves lead to the insufficient research on the genesis and development mechanism of deep karst caves.
Hongqi DONG   +6 more
doaj   +1 more source

Evaporite-karst processes, landforms, and environmental problems [PDF]

open access: yes, 2008
Evaporite karst is widespread, but relatively unknown when compared with carbonate karst; this special issue addresses that lack of familiarity. Evaporite rocks have much higher solubilities and faster dissolution rates than carbonate rocks and they also
Cooper, Anthony   +2 more
core   +1 more source

Sustainability of the karst environment - Dinnaric karst and other karst regions

open access: yesGeologia Croatica, 2010
The objective of the international interdisciplinary scientific conference “Sustainability of the karst environment - Dinaric karst and other karst regions”, organized by Centre for Karst, Gospić, Croatia, was to give a theoretical and practical contribution to the concept of sustainable development in karst regions, with a special emphasis on the ...
Bonacci, Ognjen, Juračić, Mladen
openaire   +5 more sources

The Characteristics of Soil C, N and P and Stoichiometric Ratios as Affected by Land-Use in a Karst Area, Southwest China

open access: yesLand, 2023
Chemometric analysis is often used as an effective indicator of the supply capacity of nutrients in soil–plant systems and their biogeochemical cycles. Understanding ecological stoichiometric characteristics of C, N and P in soils under various land uses
Yang Ma   +5 more
doaj   +1 more source

Predicting floods in a large karst river basin by coupling PERSIANN-CCS QPEs with a physically based distributed hydrological model [PDF]

open access: yes, 2019
In general, there are no long-term meteorological or hydrological data available for karst river basins. The lack of rainfall data is a great challenge that hinders the development of hydrological models. Quantitative precipitation estimates (QPEs) based
D. Yuan   +7 more
core   +2 more sources

Vulnerability assessment of the karst aquifer feeding the Pertuso Spring (Central Italy): comparison between different applications of COP method [PDF]

open access: yes, 2017
Karst aquifers vulnerability assessment and mapping are important tools for improved sustainable management and protection of karst groundwater resources.
DE FILIPPI, FRANCESCO MARIA   +2 more
core   +1 more source

Trial comparison of the medieval malt-kilns from Polish and Czech territories on selected examples

open access: yesKvasný průmysl, 2016
Malt kilns with complex and specialized construction became popular in Central Europe in the XIVth century. They consisted of two basic elements: heating unit and supported on it the grid (drying floor). Depending on the kind of the construction of these
Dobiesław Karst
doaj   +1 more source

Water flow characteristics of Maocun underground river basin based on environmental isotopes

open access: yesCarsologica Sinica, 2022
Underground river basins in peak-cluster depressions are main water supply sources of villages in Guangxi. But there exist problems of groundwater exploitation, groundwater pollution and natural disasters in these areas due to a special geological ...
Yongli GUO   +5 more
doaj   +1 more source

Hydrogeochemical responses of cave drip water to the local climate in the Liangfeng Cave, Southwest China

open access: yesHydrology Research, 2022
The hydrogeochemistry of cave drip water is an important environmental index in cave systems, and drip water monitoring may be an essential solution for paleoclimate reconstructions.
Xia Wu   +4 more
doaj   +1 more source

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