Spring meeting press conferences
...asurements. Highlights will include assessments of oceanic and terrestrial (particularly U.S.) carbon sinks and appraisals of potential future feedbacks between climate change and carbon cycling. These developments will provide technical background for announcing the U.S. Carbon Cycle Research Program. This ...June 'Geology' and 'GSA Today' highlights
...cak et al., p. 507 What happens to pieces of the oceanic crust in subduction zones, places where plates col...provocative theory suggests that in some areas the oceanic crust is hot enough to melt, and the products of this melting form peculiar volcanic lavas called ad...Marine genomics researchers discover new ocean protein
...a Biotech. "The study highlights our ignorance of oceanic microbes and shows how the application of modern biotechnology and genomics techniques to global marine ecology questions will fundamentally change our understanding of marine biology." "Our approach marries ecological and environmental science with ...Researchers discover new oceanic bacterial photopigment that converts light into biochemical energy
...covery of a novel light-absorbing pigment found in oceanic bacteria. The MBARI researchers describe how this ...w advances in genomic technology to our studies of oceanic microbes and it has lead us to unexpected results," said lead researcher Ed DeLong. "We now have the...Wild salmon vulnerable to climate change, Science study reports
...on carcasses have left behind a 300-year record of oceanic nitrogen in Alaskan lake bottoms, revealing population swings that seem to be related to known climate changes from this period. Climate's impact on wild salmon has been uncertain, because existing population records were relatively short and complic...December Geology and GSA Today highlights
... over the North Atlantic Ocean facilitated greater oceanic heat transport by producing a more vigorous flow of heat transporting surface ocean currents such as the Gulf Stream. If future climate warming reduces Northern Hemisphere land and sea ice cover, Europe and the Mediterranean may experience a climati...Global diagnosis completed of ocean regions most sensitive to an iron-rich diet
...e ocean, the researchers estimated the location of oceanic dust deposition with a newly improved global dust model. The model calculates where dust travels and falls by identifying the location of the major sources of wind-blown dust around the world and simulating atmospheric circulation patterns. The esti...For whales and seals the ocean is not blue
...part of the spectrum. Given the fact that in clear oceanic waters the penetrating light becomes increasingly blue-shifted with depth, the loss of blue cones in marine mammals appears paradoxical. Fig. 1: Black-and-white photograph of a bottlenose dolphin, alluding to the colour-blindness of whales and se...URI oceanographers discover how planetary waves affect phytoplankton production
...s indirectly to the scientific knowledge about the oceanic carbon cycle, a significant factor for predicting ...ts in place one more piece of the jigsaw puzzle of oceanic carbon cycle."...New technique illuminates events obscured in the geologic record
...igraphic data, has documented important short-term oceanic events in the high southern latitudes during the Maastrichtian. Single-occurrence or restricted-occurrence horizons on Seymour Island using traditional one-dimensional (temporal) composite range charts have been viewed as artifacts of preservation or...Ancient oceans experienced a global surge in biological productivity
...archers have documented a global-scale increase in oceanic biological productivity that occurred between about 6 million and 4 million years ago, during the late Miocene and early Pliocene epochs of geological history. Graduate student Casey Hermoyian and Prof. Robert M. Owen of the U-M Department of Geologi...Tropical glaciers formed while earth was giant snowball
...deposits at sea level. Others have suggested that oceanic life could have survived full snowball episodes below gaps in the ice around volcanic island, or in tropical oceans where sunlight may have limited sea ice thickness to only a few meters....Oceanic bacterial photopigments convert light into biochemical energy
...e vast ocean. In the recent study, samples of oceanic bacteria collected from Monterey Bay, Antarctica, ...es to search for the new photochemical activity in oceanic waters. The scientists observed chemical activity stimulated by light flashes in native marine micr......uch greater." In the more recent study, samples of oceanic bacteria collected from Monterey Bay, Antarctica, ...es to search for the new photochemical activity in oceanic waters. The scientists observed chemical activity stimulated by light flashes in native marine micr...July media highlights: GEOLOGY and GSA TODAY
...es not parallel the inferred dip of the subducting oceanic slab beneath the arc. The depth of mantle melting at which the lavas were created is ~36 km at the western end of the transect and 66 km at the eastern end at temperatures from 1300 to 1450 C. The very high temperatures of dry melting so close to the......n, the tiny plants that serve as the basic food or oceanic "prairie grass" on which ocean life relies. Kolber said that the bacteria, which unlike phytoplankton use a photosynthetic process that doesn't produce oxygen, appeared in virtually every sample of ocean water taken by the research...New great white shark study has conservation implications
...we were able to overlay genetic differences on the oceanic geography." A paper on the subject is being published in the July 12 issue of the weekly science journal, Nature. Co-authors included researchers from the University of Aberdeen, the University of Southern Mississippi, the CSIRO Marine Research Labo...August media highlights GEOLOGY and GSA TODAY
...antle plumes interact with the lithosphere to form oceanic plateaus on the seafloor; the plume tails then pro...s have carefully examined the relationship between oceanic plateaus, linear volcanic chains, and hotspots on the Pacific plate. Among the fourteen hotspots on ......an Islands because the archipelago is exemplary of oceanic island systems around the world, and because we ha... level of diversity for any stream. And this is an oceanic island, which means it's difficult for a freshwater organism to make it here. This suggests that may...... energy to power up small remote instruments. ONRs oceanic fuel cell is called OSCAR (Ocean Sediment Carbon Aerobic Reactor). Organic matter in the sediment serves as the fuel which is connected to dissolved oxygen in the sea water by electrodes, allowing electrons to flow in the same manner as a conventiona...