Results 41 to 50 of about 324 (191)

300 Years of Degradation in Wales Estuaries and Coasts

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The world's oceans are in a severe state of degradation, yet our understanding of that degradation is often based on changes observed only in the past 20–50 years. This narrow view leads to marine conservation efforts that aim to preserve already degraded ecosystems, shaped by shifted ecological baselines.
Richard K. F. Unsworth   +3 more
wiley   +1 more source

FLOATING TYRE BREAKWATERS - A CASE HISTORY

open access: yesCoastal Engineering Proceedings, 1982
The problem of achieving a system of coastal protection which is cheap, effective and reliable has stimulated the minds of researchers and innovators for many years. Although floating breakwaters have been written about since the 1840s, interest in them has increased rapidly in recent years.
Robert C. McGregor, Colin H. G. Gilbert
openaire   +2 more sources

Intact coastal nursery rearing amid climate‐driven phenological shifts in threatened salmon

open access: yesConservation Biology, EarlyView.
Abstract Literature linking phenology to climate has proliferated in recent decades and shows that climate change has reorganized seasonal opportunities worldwide. However, this literature often quantifies changes in point measures of timing (e.g., beginnings and peaks) without context about duration (e.g., rearing season length) or performance (e.g ...
Stuart H. Munsch   +8 more
wiley   +1 more source

RIGID BODY MOTION OF A FLOATING BREAKWATER

open access: yesCoastal Engineering Proceedings, 1984
Predictions of the dynamic response of a floating breakwater obtained from a frequency domain analysis are compared with full-scale field measurements. Those parameters prominently affecting accurate response predictions are identified and discussed.
Robert W. Miller, Derald R. Christensen
openaire   +2 more sources

Divergent exploratory‐avoidant behavioural strategies may drive niche differentiation in juvenile Antarctic fishes

open access: yesJournal of Fish Biology, EarlyView.
Abstract We used an ecological niche theory framework integrating physiological and behavioural ecology to understand interspecific differentiation of juveniles of four Antarctic fishes: Trematomus bernacchii, Trematomus pennellii, Trematomus nicolai and Pagothenia borchgrevinki.
Amanda J. Frazier   +5 more
wiley   +1 more source

FLOATING BREAKWATER RESPONSE TO WAVE ACTION

open access: yesCoastal Engineering Proceedings, 1988
The present paper describes a study carried out to investigate floating breakwater behavior in waves. Components of the study include a field survey of floating breakwaters in British Columbia, Canada, the development of a numerical model of breakwater behavior and the experimental testing of a particular breakwater design. The numerical model has been
Michael Isaacson, Ronald Byres
openaire   +2 more sources

Conservation genomics of Pecos pupfish (Cyprinodon pecosensis)

open access: yesJournal of Fish Biology, EarlyView.
Abstract The Pecos pupfish, Cyprinodon pecosensis, is an imperilled freshwater fish found in arid regions of Texas and New Mexico (USA). The species faces multiple challenges to persistence including reductions in suitable habitat, water shortages, as well as hybridization and competition with an introduced congener (sheepshead minnow, C.
Elizabeth P. Dolan   +6 more
wiley   +1 more source

Hydrodynamic Characteristics of Inverse T-Type Floating Breakwaters

open access: yesInternational Journal of Maritime Technology, 2019
Various types of floating breakwaters in different configuration and shapes are used to reduce wave height in coastal areas. The most important parameter in designing breakwaters are their shapes which determines hydrodynamic reaction to incident waves ...
Esmaeel Masoudi
doaj  

That sinkin’ feeling: Environmentally induced distress on a disappearing island

open access: yesMedical Anthropology Quarterly, EarlyView.
Abstract Residents of Tangier Island, Virginia, a subsiding island in the Chesapeake Bay, embody psychosocial dimensions of environmental change. Analysis of ethnographic data shows islanders’ experiences and articulations of anxiety, panic, and despair as “that sinkin’ feeling,” resulting from the stress of living with the long‐term threat of imminent
Jonna Yarrington
wiley   +1 more source

Sea‐Level Rise Adaptation and Collaboration in Polycentric Governance: A Comparison of Three Regions

open access: yesPublic Administration Review, EarlyView.
ABSTRACT Adaptation to sea‐level rise confronts coastal communities worldwide with a new set of collective action problems that require collaboration. When does collaboration result in concrete action for adaptation? To address this question, we combine the Ecology of Games and Collaborative Governance frameworks using a comparative analysis of three ...
Francesca Vantaggiato   +4 more
wiley   +1 more source

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