Suchergebnisse - "Population decline"

Population decline of the cape petrel (Daption capense) on King George Island, South Shetland Islands, Antarctica von Braun, Christina, Esefeld, Jan, Savelieva, Larisa, Peter, Hans-Ulrich

“… The Antarctic and the surrounding Southern Ocean are currently subject to rapid environmental changes and increasing anthropogenic impacts …”
Volltext

Clinging on to alpine life: Investigating factors driving the uphill range contraction and population decline of a mountain breeding bird von Ewing, Steven R., Baxter, Alistair, Wilson, Jeremy D., Hayhow, Daniel B., Gordon, James, Thompson, Des B. A., Whitfield, D. Philip, van der Wal, René

“… The Eurasian dotterel (Charadrius morinellus) is a migratory wader, which has been the subject of uniquely long …”
Volltext

Phage selection for bacterial cheats leads to population decline von Vasse, Marie, Torres-Barceló, Clara, Hochberg, Michael E

“… Siderophores are iron-chelating molecules that are key to the survival of certain bacterial species in iron-limited environments, but their production can be subject to cheating by non-producing genotypes …”
Weitere Angaben

Local population decline of the threatened Lesser Grey Shrike Lanius minor is linked to the modernisation of the rural landscape von Krištín, Anton, Hoi, Herbert, Kaňuch, Peter

“… Rural settlements have also been subject to radical changes due to modernisation, but their impact on bird populations is poorly quantified …”
Volltext

Population decline in the endemic Atlantic salmon (Salmo salar) in Kapisillit River, Greenland von Hedeholm, Rasmus Berg, Broberg, Mala, Nygaard, Rasmus, Grønkjær, Peter

“… ‐length key, an estimated minimum of 635 smolt will have descended to the sea in 2017. These will be caught in a fishery currently subject to no regulatory measures and fishing remains the most likely driver of the population decline. The genetically distinct population is endemic to Greenland, and managers should implement measures to conserve this genetic integrity and local biodiversity …”
Volltext

Unregulated hunting and genetic recovery from a severe population decline: the cautionary case of Bulgarian wolves von Moura, Andre E, Tsingarska, Elena, D browski, Michał J, Czarnomska, Sylwia D, Jędrzejewska, Bogumiła, Pilot, Małgorzata

“… European wolf (Canis lupus) populations have suffered extensive decline and range contraction due to anthropogenic culling. In Bulgaria, although wolves are …”
Volltext

Adult Age-Structure Variability in an Amphibian in Relation to Population Decline von Middleton, Jessica, Green, David M.

“… Animal populations that normally fluctuate in size in response to stochastic environmental events might be subject to unsustainably high mortality rates in the face of progressive habitat loss or degradation …”
Volltext

Sixty years of anthropogenic pressure: a spatio-temporal genetic analysis of brown trout populations subject to stocking and population declines von Hansen, Michael M, Fraser, Dylan J, Meier, Kristian, Mensberg, Karen-Lise D

“… ) and contemporary samples of brown trout (Salmo trutta) from six neighbouring rivers in Denmark, to compare the genetic structure of wild populations before and after population declines and stocking with nonlocal strains of hatchery trout …”
Volltext

Reliability of genetic bottleneck tests for detecting recent population declines von PEERY, M. ZACHARIAH, KIRBY, REBECCA, REID, BRENDAN N., STOELTING, RICKA, DOUCET-BËER, ELENA, ROBINSON, STACIE, VÁSQUEZ-CARRILLO, CATALINA, PAULI, JONATHAN N., PALSBØLL, PER J.

“… and demographic processes that can hasten extinction. Genetic bottleneck tests constitute an appealing and popular approach for determining if a population decline has occurred because they only require sampling at a single point in time, yet reflect …”
Volltext

Lung function decline in subjects with and without COPD in a population-based cohort in Latin-America von Pérez-Padilla, Rogelio, Fernandez-Plata, Rosario, Montes de Oca, Maria, Lopez-Varela, Maria Victorina, Jardim, Jose R., Muiño, Adriana, Valdivia, Gonzalo, Menezes, Ana Maria B.

“… Lung-function decline is one of the possible mechanisms leading to Chronic Obstructive Pulmonary Disease (COPD). We analyzed data obtained from two …”
Volltext

Towards Long-Term Population Decline: A Discussion of Relevant Issues (Vers un déclin à long terme de la population: discussion des questions pertinentes) von Reher, David S.

“… This paper contains thoughts on the process of imminent population decline under way in much of the developed world and quite possibly in other world regions as well …”
Volltext

Governance Indicators and Responsiveness to Population Decline: School Closures in Practice and Discourse in Saxony-Anhalt von Bartl, Walter, Sackmann, Reinhold

“… The subject of this analysis is the practice of school closures, since it constitutes a key response to demographic decline and is usually hotly disputed in regional discussions on demographic change …”
Volltext

The global decline of cheetah Acinonyx jubatus and what it means for conservation von Durant, Sarah M, Mitchell, Nicholas, Groom, Rosemary, Pettorelli, Nathalie, Ipavec, Audrey, Jacobson, Andrew P, Woodroffe, Rosie, Böhm, Monika, Hunter, Luke T B, Becker, Matthew S, Broekhuis, Femke, Bashir, Sultana, Andresen, Leah, Aschenborn, Ortwin, Beddiaf, Mohammed, Belbachir, Farid, Belbachir-Bazi, Amel, Berbash, Ali, Brandao de Matos Machado, Iracelma, Breitenmoser, Christine, Chege, Monica, Cilliers, Deon, Davies-Mostert, Harriet, Dickman, Amy J, Ezekiel, Fabiano, Farhadinia, Mohammad S, Funston, Paul, Henschel, Philipp, Horgan, Jane, de Iongh, Hans H, Jowkar, Houman, Klein, Rebecca, Lindsey, Peter Andrew, Marker, Laurie, Marnewick, Kelly, Melzheimer, Joerg, Merkle, Johnathan, M'soka, Jassiel, Msuha, Maurus, O'Neill, Helen, Parker, Megan, Purchase, Gianetta, Sahailou, Samaila, Saidu, Yohanna, Samna, Abdoulkarim, Schmidt-Küntzel, Anne, Selebatso, Eda, Sogbohossou, Etotépé A, Soultan, Alaaeldin, Stone, Emma, van der Meer, Esther, van Vuuren, Rudie, Wykstra, Mary, Young-Overton, Kim

“… Establishing and maintaining protected areas (PAs) are key tools for biodiversity conservation. However, this approach is insufficient for many species, …”
Weitere Angaben

Half a century of rising extinction risk of coral reef sharks and rays von Sherman, C. Samantha, Simpfendorfer, Colin A., Pacoureau, Nathan, Matsushiba, Jay H., Yan, Helen F., Walls, Rachel H. L., Rigby, Cassandra L., VanderWright, Wade J., Jabado, Rima W., Pollom, Riley A., Carlson, John K., Charvet, Patricia, Bin Ali, Ahmad, Fahmi, Cheok, Jessica, Derrick, Danielle H., Herman, Katelyn B., Finucci, Brittany, Eddy, Tyler D., Palomares, Maria Lourdes D., Avalos-Castillo, Christopher G., Kinattumkara, Bineesh, Blanco-Parra, María-del-Pilar, Dharmadi, Espinoza, Mario, Fernando, Daniel, Haque, Alifa B., Mejía-Falla, Paola A., Navia, Andrés F., Pérez-Jiménez, Juan Carlos, Utzurrum, Jean, Yuneni, Ranny R., Dulvy, Nicholas K.

“… Sharks and rays are key functional components of coral reef ecosystems, yet many populations of a few species exhibit signs of depletion and local extinctions …”
Volltext

Pneumococcal conjugate vaccine against serotype 3 pneumococcal pneumonia in adults: A systematic review and pooled analysis von McLaughlin, John M., Jiang, Qin, Gessner, Bradford D., Swerdlow, David L., Sings, Heather L., Isturiz, Raul E., Jodar, Luis

“… Serotype 3 pneumococcal disease has not substantially declined at the population level after the routine introduction of 13-valent pneumococcal conjugate …”
Volltext

Shrinking cities in Australia, Japan, Europe and the USA: From a global process to local policy responses von Martinez-Fernandez, Cristina, Weyman, Tamara, Fol, Sylvie, Audirac, Ivonne, Cunningham-Sabot, Emmanuèle, Wiechmann, Thorsten, Yahagi, Hiroshi

“… •“Urban decline” and “shrinking cities” are interrelated but different phenomena. The first, imbued in Fordist or modernist urban development and planning …”
Volltext

Population decline of northern dusky salamanders at Acadia National Park, Maine, USA von Bank, Michael S., Crocker, Jeffrey B., Davis, Shirley, Brotherton, David K., Cook, Robert, Behler, John, Connery, Bruce

“… No eggs or larvae were observed. Although the cause of the observed population decline is unknown, we identify multiple potential stressors including stocking …”
Volltext

Navigating aspirations and expectations: adolescents' considerations of outmigration from rural eastern Germany von Meyer, Frank

“… They, in turn, usually see themselves and their desire to migrate not as the driving force of population decline, but as a …”
Volltext

The Special Legal Order and the Renewed Strategies and Normative Framework of Security and Defence Policies in Hungary von Móré, Sándor, Szilvásy, György Péter

“… Recent years have brought challenges of arguably unprecedented number and scale to the global security and defence policy environment of states and …”
Volltext

Capercaillie in the Alps: genetic evidence of metapopulation structure and population decline von Segelbacher, Gernot, Storch, Ilse

“… If this were true for the capercaillie in the Alps, edge populations should be subject to limited gene flow and should show genetic signs of a more severe population decline than core populations …”
Volltext