Results 71 to 80 of about 6,047,181 (260)

Recent advances in karst research: From theory to fieldwork and applications [PDF]

open access: yes, 2018
Karst landscapes and karst aquifers, which are composed of a variety of soluble rocks such as salt, gypsum, anhydrite, limestone, dolomite and quartzite, are fascinating areas of study.
Ravbar, Natasa   +10 more
core   +2 more sources

The Climate Niche Pressure on the Yunnan–Guizhou Plateau Predominates the Diversification of Advertisement Calls in Frogs (Leptobrachella)

open access: yesIntegrative Zoology, EarlyView.
The diversification of advertisement calls is largely driven by climatic niche differentiation. Our results provide acoustic evidence for studies on ecological speciation in anurans.
Tuo Shen   +7 more
wiley   +1 more source

Modern pollen rain of an upland area: implications of pollen dispersal for interpreting palaeoenvironmental records

open access: yesBoreas, EarlyView.
A long‐term perspective on landscape evolution is critical for understanding past land‐use activity, land cover–climate feedbacks and, notably, for establishing a factual basis for conservation. Fossil pollen analysis provides a means to achieve this. Biases pertaining to pollen productivity, pollination processes and basin size, however, mean there is
Helen Essell, Gill Plunkett
wiley   +1 more source

Evolution of low-karstified rock-blocks and their influence on reservoir leakage: a modelling perspective [PDF]

open access: yesHydrology and Earth System Sciences
Hydraulic structures such as dams and reservoirs pose significant construction challenges in karst areas due to severe and costly leakage issues. In this study, we apply a numerical model to test the hypothesis that karst aquifers in water divide areas ...
Y. Jiao   +7 more
doaj   +1 more source

Budding speciation, mitochondrial capture and introgression between surface and cave lineages in the Asellus aquaticus species complex

open access: yesCladistics, EarlyView.
Abstract Replicated pairs of ancestral and evolutionarily derived populations provide opportunities to test hypotheses about the deterministic laws of evolution. The Asellus aquaticus species complex is an invertebrate model system with several independent surface‐to‐cave transitions and a complicated and unresolved evolutionary history.
Peter Trontelj   +3 more
wiley   +1 more source

Characteristics of heavy metal element content and health risk assessment in groundwater in Zhaojue area, Sichuan Province, China

open access: yesScientific Reports
Groundwater serves as the primary drinking water source for residents in the Zhaojue area, located in the hinterland of the Daliang Mountains in Sichuan Province.
Yongsheng Lin   +6 more
doaj   +1 more source

Alpine karst waters in Slovenia

open access: yesActa Carsologica, 2016
Some basic characteristics of the alpine karst waters in Slovenia are presented. By the method of hydrological balance it was estimated that their groundwater reserves can supply a spring with an average discharge 115 m3/s. According to the comparison between the extent of the alpine karst and the EIONET-SI data base on springs it was stated, that for ...
openaire   +2 more sources

Integrative phylogenomics uncovers hidden diversity and repeated cave colonizations in Dinaric pseudoscorpions

open access: yesCladistics, EarlyView.
Abstract Subterranean ecosystems harbour exceptional biodiversity shaped by adaptation to extreme environments, yet remain poorly explored. Cave organisms, restricted to small, isolated populations, are extinction‐prone, making integrative species delimitation essential for biodiversity assessment and conservation.
Dora Hlebec   +3 more
wiley   +1 more source

Enhancing Recharge in the Edwards Aquifer, Texas: Measures, Outcomes, and Lessons for Karst Aquifers

open access: yesGroundwater, EarlyView.
Abstract Managed aquifer recharge is a widely adopted method that involves storing excess water underground for future use. While managed aquifer recharge has been applied globally to different aquifer types, its use in karst aquifers is less common due to the unique hydrogeological characteristics of these systems, including high permeability ...
Neelam Thapa Magar, Robert E. Mace
wiley   +1 more source

Progress of Ship Exhaust Emissions in China’s Lijiang River: Current Status and Aftertreatment Technologies

open access: yesToxics
Exhaust emissions from ships are significant threats to the environment and human health, necessitating effective control measures and treatment technologies.
Pengyu Liu   +8 more
doaj   +1 more source

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