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44.286  Articles
1 of 4.430 pages  |  10  records  |  more records»
Since air traffic volume increased over the oceanic airspaces, it has been primordial to improve oceanic air traffic management procedures. One of the most important limitations in the oceans air traffic is the lack of radar coverage. The availability of ... see more

The North Atlantic Sightings Survey (NASS), the sixth in a series of surveys conducted between 1987 and 2015, was conducted in June/July 2015 and covered a large area of the northern North Atlantic. The Icelandic and Faroese ship survey component of the N... see more

North Atlantic Sightings Surveys (NASS) and associated surveys, covering a large but variable portion of the North Atlantic, were conducted in 1987, 1989, 1995, 2001, 2007 and 2015. Previous estimates of long-finned pilot whale (Globicephala melas) abunda... see more

We know more about the North Atlantic humpback whale (Megaptera novaeangliae) than we do for virtually any other cetacean, yet attempts to use this information to describe the status of the populations in this ocean basin have not proven satisfactory. The... see more

North Atlantic Sightings Surveys (NASS) is a series of large scale international cetacean line transect surveys, conducted in 1987, 1989, 1995 and 2001, that covered a large part of the central and eastern North Atlantic. Target species were fin (Balaenop... see more

In this article synthetic records of longer duration than the historic records of the North Atlantic Oscillation Index were compared. The synthetic records were obtained using the year interchange method and the Svanidze fragments method, as well as the F... see more

Models of dichotomic and polytomic logistic regression are applied to series of historical records spanning one and a half centuries (1840-1990) of the North Atlantic Seesaw (NAS) and El Niño (EN), looking for simultaneous occurr... see more

The relative angular momentum (RAM) from 500 hPa to 200 hPa and from 55º N to 90 ºN was computed for the 1958-1998 period. NCAR-NCEP reanalysis data were used in this study, whose main purpose was to find an annual measurement to... see more

When Iceland became a party to NATO, the Icelandic government seems to have believed that it made a reservation to the core obligation of the North Atlantic Treaty – the “one for all and all for one” obligation — in a speech held during a dinner celebrati... see more

1 of 4.430 pages  |  10  records  |  more records»