نتایج جستجو برای: coral relocation

تعداد نتایج: 21465  

2016
NUR FADLI

Coral reefs play an important physiological and ecological role in coastal ecosystems such as providing natural breakwaters that protect shorelines and human settlements from waves and storm. Corals killed by tsunami, waves and storms are often degraded into rubble. This rubble is dynamic, easily shifted by currents and storms, which effectively forms ‘‘killing fields’’ for coral juveniles, hin...

2013
K. Sujatha C. Nandagopal

The WiMAX Forum has defined a two-tiered mobility management to minimize handover delay and packet loss. However, it leads to another problem: When to perform ASN GW relocation? The standards only define the ASN GW relocation procedures without specifying when the ASN GW relocation should be performed. It is left for vendors and operators to develop their own proprietary solutions. In this pape...

2016
Alfred Benedikt Brendel Benjamin Brauer Björn Hildebrandt

Car sharing is an important mobility service to approach urban and suburban mobility problems. It is a sustainable means of transport because it lowers the emissions of each car sharing customer by substituting privately owned vehicles by joint used ones. Nevertheless, car sharing still has to fully unfold its potential and has to overcome certain obstacles. For instance, it is necessary to sub...

2001
Bernhard Riegl

The environmental processes that prevent reef framework development in areas with a diverse and dense cover of coral were investigated in the southern Arabian Gulf (Dubai, UAE), the southwestern Indian Ocean (South Africa) and the central Caribbean (Cayman Islands, BWI). In Dubai, temperature anomalies predicted to recur every 10-15 yr cause repeated mass mortalities of Acropora spp., the domin...

2015
Hilary Wind

Background Often called the rainforests of the sea, coral reefs are one of the most diverse ecosystems on Earth, but this diversity is in trouble. Recently, coral reefs are thought to be experiencing a worldwide decline from increases in pollution and global temperatures, and certain coral reef ecosystems are more threatened than others (Jackson 2010). Coral reefs are considered to be one of th...

Journal: :Ecological applications : a publication of the Ecological Society of America 2009
Marissa L Baskett Steven D Gaines Roger M Nisbet

Given climate change, thermal stress-related mass coral-bleaching events present one of the greatest anthropogenic threats to coral reefs. While corals and their symbiotic algae may respond to future temperatures through genetic adaptation and shifts in community compositions, the climate may change too rapidly for coral response. To test this potential for response, here we develop a model of ...

Journal: :Ecological applications : a publication of the Ecological Society of America 2009
Scott A Wooldridge Terence J Done

The threats of wide-scale coral bleaching and reef demise associated with anthropogenic climate change are widely known. Moreover, rates of genetic adaptation and/or changes in the coral-zooxanthella partnerships are considered unlikely to be sufficiently fast for corals to acquire increased physiological resistance to increasing sea temperatures and declining pH. However, it has been suggested...

2015
Camille A. Daniels Sebastian Baumgarten Lauren K. Yum Craig T. Michell Till Bayer Chatchanit Arif Cornelia Roder Ernesto Weil Christian R. Voolstra

Citation: Daniels CA, Baumgarten S, Yum LK, Michell CT, Bayer T, Arif C, Roder C, Weil E and Voolstra CR (2015) Metatranscriptome analysis of the reef-building coral Orbicella faveolata indicates holobiont response to coral disease. Front. Mar. Sci. 2:62. doi: 10.3389/fmars.2015.00062 Metatranscriptome analysis of the reef-building coral Orbicella faveolata indicates holobiont response to coral...

Journal: :Environmental Health Perspectives 2000
R Chepesiuk

is it that is not poison? All things are poison and nothing is without poison. It is the dose only that makes a thing not a poison. Coral reefs, already one of the most delicate marine systems, are threatened by a host of pressures, including sea temperature increases , pollution, development, fishing, and tourism. Last March, the U.S. government unveiled an ambitious plan that addresses the mo...

2007
David A. Feary Mark I. McCormick GeoVrey P. Jones

The global degradation of coral reefs is having profound eVects on the structure and species richness of associated reef Wsh assemblages. Historically, variation in the composition of Wsh communities has largely been attributed to factors aVecting settlement of reef Wsh larvae. However, the mechanisms that determine how Wsh settlers respond to diVerent stages of coral stress and the extent of c...

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