Results 71 to 80 of about 60,465 (280)

A multimodel intercomparison study of variable‐resolution global models with grid refinement over the Arctic and Antarctic

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We document the protocol and first results from the first ever coordinated multimodel variable‐resolution experiment set with refinement over the polar regions. We find that the refinement generally yields model‐dependent effects. The most consistent improvement is an amelioration of the upper‐level cold bias in the polar regions that translates into ...
Lise Seland Graff   +8 more
wiley   +1 more source

Dynamical ocean forcing of the Madden-Julian Oscillation at lead times of up to five months [PDF]

open access: yes, 2011
We show that a simple three-dimensional ocean model linearised about a resting basic state can accurately simulate the dynamical ocean response to wind forcing by the Madden-Julian Oscillation (MJO).
Heywood, KJ   +3 more
core   +1 more source

Engineered Gravel Trench Hyporheic Exchange to Create Cold‐Water Thermal Refuges

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Warming rivers are driving a loss or fragmentation of cold‐water habitat and providing the impetus to develop proactive thermal management approaches to maintain suitable habitat in rivers. One innovative approach is through the creation of cold‐water thermal refuges during periods of thermal stress for aquatic species.
Kathryn A. Smith   +3 more
wiley   +1 more source

Trends in coastal upwelling intensity during the late 20th century [PDF]

open access: yesOcean Science, 2010
This study presents linear trends of coastal upwelling intensity in the later part of the 20th century (1960–2001) employing various indices of upwelling, derived from meridional wind stress and sea surface temperature.
N. Narayan   +3 more
doaj   +1 more source

Pacific Hake, Merluccius productus, Autecology: A Timely Review [PDF]

open access: yes, 2007
Pacific hake, Merluccius productus, the most abundant groundfish in the California Current Large Marine Ecosystem (CCLME), is a species of both commercial significance, supporting a large international fishery, and ecological importance, connecting ...
Cooke , Kenneth C.   +4 more
core  

Enhancement of wind-driven upwelling and downwelling by alongshore bathymetric variability [PDF]

open access: yes, 2002
Steady wind-driven flow along a shelf of changing width is described with a frictional barotropic model valid in the limit of small Rossby and Burger number.
Pringle, James M.
core   +2 more sources

A Tool for Prioritizing Gravel Augmentation Reaches for Sediment Starved Rivers

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Gravel augmentation is a widely used restoration technique used to improve habitat below dams, including salmonids spawning habitat. However, gravel augmentation can be cost‐prohibitive, and it is often unclear which stream segments have the highest potential to benefit spawning salmonids.
Patricia J. Wohner   +2 more
wiley   +1 more source

Coastal upwelling fluxes of O2, N2O, and CO2 assessed from continuous atmospheric observations at Trinidad, California [PDF]

open access: yesBiogeosciences, 2004
Continuous atmospheric records of O2/N2, CO2 and N2O obtained at Trinidad, California document the effects of air-sea exchange during coastal upwelling and plankton bloom events.
T. J. Lueker
doaj  

About Pigmented Nanoflagellates and the Importance of Mixotrophy in a Coastal Upwelling System

open access: yesFrontiers in Marine Science, 2020
Mixotrophy, understood as food ingestion and photosynthesis occurring in the same organism, is a nutrition mode relatively common in marine protists.
Francisco G. Figueiras   +4 more
doaj   +1 more source

Predicting plankton net community production in the Atlantic Ocean [PDF]

open access: yes, 2009
We present, test and implement two contrasting models to predict euphotic zone net community production (NCP), which are based on 14C primary production (PO14CP) to NCP relationships over two latitudinal (ca.
Agustí   +85 more
core   +1 more source

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