Dryas


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Synonyms for Dryas

References in periodicals archive ?
Las larvas inmaduras son similares a las de Dacnusa areolaris (Nees) y Dacnusa dryas (Nixon).
Con todo, el desarrollo pleno del Aziliense, en su fase clasica, se produjo durante la etapa fria y con variaciones de humedad de menos a mas, el Dryas III (Hoyos Gomez, 1995) y los inicios del Preboreal.
Evidence of the Younger Dryas re-activation of a Gulf of St.
The polar semi-desert outer fjord site is situated within the Dryas octopetala zone of Svalbard (Brattbakk 1986), 3 km to the west of Ny Alesund (78 [degrees] 56 [minutes] N, 11 [degrees] 50 [minutes] E) at an elevation of 22 m a.s.l.
As a result, vegetation changes caused by the Younger Dryas cooling varied considerably over relatively short distances.
But study coauthor William D'Andrea of Columbia University's Lamont-Doherty Earth Observatory notes the findings indicate that "if the AMOC were to weaken to the degree it did back then, it could take hundreds of years for major climate changes to actually manifest." Recent research suggests that the AMOC started to weaken about 150 years ago, although its slowdown appears to be much weaker compared to its activity before the Younger Dryas, and climate conditions are much different today than they were during that period.
Some species prefer short grasslands, at somewhat lower altitude, including club mosses, the hairy stonecrop (Sedum villosum), Mountain Avens (Dryas octopetala), and the Alpine Moonwort (Botrychium nivalis), which only grows two inches high.
As for the chart generated from ice cores from Greenland concerning Younger Dryas which accompanied a recent letter from Geoffrey Evans, that too may well be rather local, as cores in Antarctica show warming.
Or in disaster movies." He does look back to the Younger Dryas, but no further.
No dating has been performed for the bottommost sand horizon, meaning that this horizon may have been accumulated, for example, during the cold Younger Dryas. Following this assumption, the Younger Dryas--Holocene boundary should have been recorded in the investigated profile, likely with a hiatus, whose occurrence is supported by an increase in gypsum crystals in coarse detritus gyttja (Fig.
The research focuses on the Younger Dryas, a cooling period that started when the North Atlantic current stopped circulating.
Two studies in the Journal of Geology describe samples taken (http://www.journals.uchicago.edu/doi/10.1086/695703) from ice and (http://www.journals.uchicago.edu/doi/abs/10.1086/695704) from sediment that back up the impact-driven climate change, a cold period known as the Younger Dryas. According to the researchers, chemical analysis of the samples, formed in the time of the impact event and taken from dozens of sites all over the world, suggests enough fires broke out to cloud the sky and block out the sun, which would have led to the roughly thousand-year cold era.
macrostomum fue citada sobre diferentes especies de Dryas en Groenlandia (Chlebicki & Knudsen, 2001), Eslovaquia y Polonia (Chlebicki & Sukova, 2004).
A number of other undated sites with microlithic tool assemblages have also been identified in both coastal and inland areas that were frequented by fisher-foragers as the Younger Dryas climatic event brought on colder, drier conditions and diminished resource availability in the Levant.