Results 71 to 80 of about 127,045,195 (226)

Connectivity between breeding sites, wintering areas, and migration routes in Common Terns (Sterna hirundo) breeding in the Western Palaearctic

open access: yesIbis, EarlyView.
Detailed knowledge about bird migration patterns can enhance our understanding of the evolution of migration and temporal changes in space use throughout the annual cycle. Additionally, as many migratory bird species are experiencing population declines, understanding the connectivity between their spatial distributions during breeding, migration and ...
Yosef Kiat   +3 more
wiley   +1 more source

Sovereignty and pipelines in the Caspian and its littoral: 'old' geopolitics in 'new' states [PDF]

open access: yes, 1998
The Caspian Sea and its littoral have emerged as one of the key areas in the former Soviet Union. The region experienced a fundamental change in it geopolitical landscape between 1992 and 1997, with the emergence of three newly-independent states ...
Harris, Andrew
core  

Innovative Field Applications of Probiotics, Prebiotics, and Medicinal Plant Products for Disease Control in Aquaculture

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Disease outbreaks and the associated reliance on antibiotics pose major constraints to the sustainability of modern aquaculture. As regulatory pressures increase and consumer demand shifts toward residue‐free production, diverse biological interventions are gaining prominence as viable alternatives to chemotherapeutics.
Mustafa Öz   +5 more
wiley   +1 more source

International Legal Sources of Aquatic Bioresources Safety in the Caspian Sea

open access: yesЕвразийская интеграция: экономика, право, политика, 2019
The present article analyzes international legal sources of aquatic bioresources safety in the Caspian Sea. Because of intensive development of oil and gas fields in the Caspian Sea, poaching and sea level change there was a need of international legal ...
Alexandr S. Lebedev, Arman A. Ginoyan
doaj  

Maximal Swimming Speed Explains Differences in Habitat Use Among Invasive Ponto‐Caspian Dikerogammarus Species (Crustacea, Amphipoda)

open access: yesJournal of Zoology, EarlyView.
The three invasive Ponto‐Caspian Dikerogammarus species (D. bispinosus, D. haemobaphes, and D. villosus) show niche differentiation along the current velocity gradient. In the present study, we experimentally measured their maximal swimming speeds to test whether they coincide with their tolerances for currents.
Milán Kerekes   +3 more
wiley   +1 more source

International legal content and significance of the Convention on the legal status of the Caspian sea of August 12, 2018

open access: yesПроблемы постсоветского пространства, 2019
The article analyzes the provisions of the new Convention on the legal status of theCaspian sea in 2018.It shows all the new novels, which are the fruit of more than 20 negotiationsof representatives of the presidents of the Caspian States.
Rustam F. Mammadov
doaj   +1 more source

Atmospheric diabatic heating–induced wave train from the Caspian Sea to South and East Asia during the summer monsoon season

open access: yesAtmospheric and Oceanic Science Letters, 2020
During the summer monsoon season, the authors observe a wave train that stretches from the northern Arabian Peninsula and Caspian Sea to the Indo-Gangetic plains along the foothills of the Himalaya and extending further east of the Tibetan Plateau.
Devanil CHOUDHURY   +2 more
doaj   +1 more source

CONCENTRATION OF TOXIC INGREDIENTS (HAEVY METALS AND AROMATIC HYDROCARBONS) IN ORGANS AND TISSUES OF HYDROBIONTS IN CENTRAL CASPIAN DISTRICT

open access: yesЮг России: экология, развитие, 2014
. Aim. Incorporation rate of heavy metals in fish is an important informative integrant index that allows estimating the impact of water pollution and fodder hydrobiont contamination on fish organisms.
S. A. Guseinova, A. A. Gadzhiev
doaj   +1 more source

Unveiling Hidden Heterogeneity: How Quantile Methods Shape Performance‐Dependent Sustainable Development Goal (SDG) 12 and 13 Interactions in BRICS Plus Economies

open access: yesClimate Resilience and Sustainability, Volume 5, Issue 2, December 2026.
The outcomes reveal that Responsible Consumption and Production (RCP) positively affect Climate Action in the BRICS plus countries. Climate Action has a positive correlation with RCP. Climate Action positively affects RCP in the BRICS plus countries across various performance quantiles.
Seyed Alireza Athari   +2 more
wiley   +1 more source

Iran’s Security Policy in the Caspian Region

open access: yesRUDN Journal of Political Science
The Caspian region is a strategically important area in the world. Before the collapse of the Soviet Union, the Caspian Sea was divided between Iran and the USSR under an agreement.
Nikolay A. Medushevskii   +3 more
doaj   +1 more source

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