Sentences with phrase «snow algae»
Snow algae refers to a type of microorganism or plant that lives in snow and ice. It gets its name because it usually appears as bright red, pink, or green patches in snowy or icy areas. It is able to survive in very cold environments by producing pigments that help it capture sunlight for energy. Full definition
Liquid water and sunlight are crucial for the growth of snow algae; over the winter season they fall into a dormant state.
sciencedaily.com
It has been known for quite some time that red pigmented snow algae blooming on icy surfaces darken the surface which in turn leads to less albedo and a higher uptake of heat.
«Cosmopolitan snow algae accelerate the melting of Arctic glaciers.»
Remias visited the GFZ for an international snow algae meeting organized by Liane G. Benning.
He stresses the interdisciplinary approach of the project: «Steffi Lutz» and Liane G. Benning's study for the first time combines microbiological and genetic analyses of red snow algae with geochemical and mineralogical properties as well as with the albedo of their habitat.»
The role of red pigmented snow algae in melting Arctic glaciers has been strongly underestimated, suggests a study to be published in NATURE Communications on June 22.
«Skiers may have seen snow algae before, but not been able to identify it.
Stefanie Lutz, a PhD student at the School of Earth and Environment at the University of Leeds, and lead author of the study, said: «Our three - week field trip revealed a «microbial garden» of life forms flourishing in this cold environment, including snow algae, bacteria, fungi and even invertebrates.
This image shows how snow algae increased across Alaska's Harding Icefield over the summer of 2013.
Snow algae comes from persisting snow fields where the snow never seems to melt away completely.
In their study, the team led by Stefanie Lutz and Liane G. Benning investigated the biodiversity of snow algae and other microbial communities using high - throughput genetic sequencing.
The snow algae specialist comments on the study: «For the first time ever, researchers have investigated the large - scale effect of microorganisms on the melting of snow and ice the Arctic.»
And if warming Arctic temperatures increase the area of snow algae's preferred habitat of just - below - freezing snow, the microbes might expand their range further.
Williamson is part of a five - year project investigating the impact of ice algae, which is different than snow algae, and bacteria on the Greenland ice sheet (SN: 5/20/00, p. 328).
«Dust deposition, snow algae, wind and turbulence could bring further reductions,» he said.
Related sites Information about and images of the snow algae Thomas Vogelmann's home page Chris Field's home page
There, he's studying both bacteria and ice algae — which are different than snow algae.
Rejuvenate aging skin with peptides, hyaluronic acid, and snow algae.