Download Global Ecological Consequences of the 1982–83 El by P.W. Glynn (Eds.) PDF

By P.W. Glynn (Eds.)

El Ni#o is a meteorologic/oceanographic phenomenon that happens sporadically (every few years) at low latitudes. it's felt quite strongly within the jap Pacific quarter, particularly from the equator southwards alongside the coasts of Ecuador and Peru. The El Ni#o is an element of the ENSO (El Ni#o Southern Oscillation) which accentuates the intimate and causal connection among atmospheric and marine techniques. noticeable manifestations of El Ni#o within the jap Pacific are anomalous warming of the ocean; lowered upwelling; a marked decline in fisheries, and excessive rainfall with widespread flooding. The 1982/83 El Ni#o used to be enormously critical, and was once most likely the most powerful warming of the equatorial Pacific Ocean to take place in this century. The warming used to be severe and unfold over huge components of the Pacific Ocean and penetrated to bigger depths than traditional. Many japanese Pacific coral reefs that had exhibited uninterrupted progress for numerous hundred years until eventually 1983 have been devasted via the disturbance and are actually in an erosional mode. Marine species have been adversely affected. the resultant depletion of the plant foodstuff base ended in major discounts in shares of fish, squid and so on. This ended in a mass migration and near-total reproductive failure of marine birds at Christmas Island. Emphasis during this quantity is put on disturbances to benthic groups; littoral populations; terrestrial groups and extratropical areas.

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Extra resources for Global Ecological Consequences of the 1982–83 El Nino—Southern: Oscillation

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Aspectos oceanograficos y meteorologicos de El Niiio 1982-83 en la zona costera de Iquique. Investigacion Pesquera, N m . Esp. Taller Nacional Fenomeno El Niiio 1982-83. Santiago, 47-52. E. , 1983. The 1982-83 climate anomaly in the equatorial Pacific. Nature, 306: 229-234. , 1987. Observations of annual and El Nifio thermal and flow variations at O o , llOoW and O o , 95OW during 1980-1985. J. Geophys. , 92(C8): 8197-8212. , 1988. A detailed examination of the extratropical response to tropical El Nifio/Southern Oscillation events.

Elsewhere in the eastern Pacific the surface currents were westward. The eastward current pulse coincided with the development of the second, and at the coast largest, peak in the SST anomaly (Figs. 3, 4). In June easterly winds returned also to the eastern Pacific, the surface currents accelerated westward, and the eastern Pacific cooled rapidly. The eastward surface currents observed in association with the event must have had the effect of substantially increasing the residence time of these waters in the eastern Pacific.

Lima, 4(7-9): 241-258. , 1985. Efectos fisicos del fenomeno El Niiio 1982-83 en la costaChilena. Investigacion Pesquera, Num. Esp. Taller Nacional Fenomeno El Nino 1982-83. Santiago, 61-88. , 1985. Aspectos oceanograficos y meteorologicos de El Niiio 1982-83 en la zona costera de Iquique. Investigacion Pesquera, N m . Esp. Taller Nacional Fenomeno El Niiio 1982-83. Santiago, 47-52. E. , 1983. The 1982-83 climate anomaly in the equatorial Pacific. Nature, 306: 229-234. , 1987. Observations of annual and El Nifio thermal and flow variations at O o , llOoW and O o , 95OW during 1980-1985.

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