Search Results: "sea ice" OR "oil and gas" OR "oil spills" OR "petroleum hydrocarbons"

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Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling pre 1960 Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling pre 1960
Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling 1960 to 1979 Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling 1960 to 1979
Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling 1980 to 1989 Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling 1980 to 1989
Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling 1990 to 2004 Expansion of exploration drilling activity in arctic oil and gas provinces. Locations of drilling 1990 to 2004
Above: contours of the asymptotic probability of ice formed in the hatched region moving into different parts of the Arctic Basin Below: contours of the asymptotic probability of ice moving from different areas into the hatched region and melting Above: contours of the asymptotic probability of ice formed in the hatched region moving into different parts of the Arctic Basin Below: contours of the asymptotic probability of ice moving from [..]
A schematic diagram showing the inflow from the Mackenzie River trapped in the nearshore zone beneath the landfast ice Beyond the stamukhi zone, intermittent opening and refreezing in the flaw lead produces brine which encourages mixing and convection A schematic diagram showing the inflow from the Mackenzie River trapped in the nearshore zone beneath the landfast ice Beyond the stamukhi zone, intermittent opening and refreezing in the flaw lead [..]
Concentrations of sum-PCB, sum-HCH, and sum-DDT in seawater, ice, and overlying snow collected at approximately the same locations in the Russian Arctic in 1993-95 Concentrations of sum-PCB, sum-HCH, and sum-DDT in seawater, ice, and overlying snow collected at approximately the same locations in the Russian Arctic in 1993-95
Mass transport pathways considered in the Coastal Zone Oil Spill Model (COZOIL), developed to simulate dynamic transport and weathering of oil on US Arctic coasts Mass transport pathways considered in the Coastal Zone Oil Spill Model (COZOIL), developed to simulate dynamic transport and weathering of oil on US Arctic coasts
The hydrologic balance in the Arctic is highly dynamic on the seasonal time scale with large and rapid ice melts in the spring On land, this ice and snow melting results in large rapid floods and surges in rivers The hydrologic balance in the Arctic is highly dynamic on the seasonal time scale with large and rapid ice melts in the spring On land, this ice and snow melting results in large rapid floods and [..]
Advanced Very High Resolution Radiometer (AVHRR) satellite image (June 4, 1986) showing a color composite of the visible data band for the Mackenzie Delta River water overflowing the landfast ice can be seen as purple regions Advanced Very High Resolution Radiometer (AVHRR) satellite image (June 4, 1986) showing a color composite of the visible data band for the Mackenzie Delta River water overflowing the landfast ice can [..]
GDP in Arctic regions compared with national averages GDP in Arctic regions compared with national averages (2002), showing the contribution of oil and gas extraction and pipeline transport to the regional GDP
Main sources of icebergs and common iceberg drift trajectories The main ice circulation pattern follows the Transpolar Drift in the eastern Arctic and the Beaufort Gyre in the western Arctic (white arrows) Main sources of icebergs and common iceberg drift trajectories The main ice circulation pattern follows the Transpolar Drift in the eastern Arctic and the Beaufort Gyre in the western Arctic (white [..]
(a) Trajectories of five satellite-tracked buoys launched in Mackenzie Bay, Canada, and (b) results of 30-day trajectories of oil launched from five hypothetical spill locations in the Beaufort Sea (a) Trajectories of five satellite-tracked buoys launched in Mackenzie Bay, Canada, and (b) results of 30-day trajectories of oil launched from five hypothetical spill locations in the Beaufort Sea
Sequence of oil-ice interaction including drops under the ice, new ice growth below the oil, oil appearing on the surface in the spring, wind herding of oil on melt pools, and the appearance of emulsified oil on top of the ice Sequence of oil-ice interaction including drops under the ice, new ice growth below the oil, oil appearing on the surface in the spring, wind herding of oil on melt pools, and the appearance of [..]
Model evaluation comparing a five-day model simulation with results of an oil release experiment in the marginal ice zone near Svalbard in April 1993 Model evaluation comparing a five-day model simulation with results of an oil release experiment in the marginal ice zone near Svalbard in April 1993

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