نتایج جستجو برای: habs

تعداد نتایج: 358  

Journal: :Phycology 2022

The occurrence of harmful algal blooms (HABs) in coastal and inland waters has a significant impact on societies. This complex biogeophysical phenomenon becomes further complicated due to the climate change. review summarizes research performed recent years direction change three lake parameters, viz. temperature, precipitation, runoff, ice, which impacts ecology and, turn, HABs. present paper ...

2014
Nate Seltenrich

A red tide rolls ashore in Puget Sound, Washington. Environmental changes, heightened awareness, and improved detection have increased the number of HABs reported each year.

Journal: :Environmental toxicology and chemistry 2016
Bryan W Brooks James M Lazorchak Meredith D A Howard Mari-Vaughn V Johnson Steve L Morton Dawn A K Perkins Euan D Reavie Geoffrey I Scott Stephanie A Smith Jeffery A Steevens

In this Focus article, the authors ask a seemingly simple question: Are harmful algal blooms (HABs) becoming the greatest inland water quality threat to public health and aquatic ecosystems? When HAB events require restrictions on fisheries, recreation, and drinking water uses of inland water bodies significant economic consequences result. Unfortunately, the magnitude, frequency, and duration ...

2009
JUSTIN R. SEYMOUR TANVIR AHMED ROMAN STOCKER William Li

The occurrence of harmful algal blooms (HABs), caused by toxic phytoplankton, has detrimental environmental, economic and human health effects within many aquatic habitats (Horner et al., 1997). Understanding the environmental conditions that control the development and decline of HABs has consequently become an important element of ecosystem management within heavily affected environments. Pot...

2014
Nicholas D. Pyenson Carolina S. Gutstein James F. Parham Jacobus P. Le Roux Catalina Carreño Chavarría Holly Little Adam Metallo Vincent Rossi Ana M. Valenzuela-Toro Jorge Velez-Juarbe Cara M. Santelli David Rubilar Rogers Mario A. Cozzuol Mario E. Suárez

Marine mammal mass strandings have occurred for millions of years, but their origins defy singular explanations. Beyond human causes, mass strandings have been attributed to herding behaviour, large-scale oceanographic fronts and harmful algal blooms (HABs). Because algal toxins cause organ failure in marine mammals, HABs are the most common mass stranding agent with broad geographical and wide...

Journal: :Squalen Bulletin of Marine and Fisheries Postharvest and Biotechnology 2022

The harmful algal bloom (HABs) refers to the rapid growth of toxic or high-biomass-producing microalgae. impact this phenomenon can cause significant economic loss affecting many industries and causing harm wildlife human health. As technology develops, greater research has been conducted monitor reduce HABs occurrence’s impact, including mitigating agents. This review presents advantages disad...

2012
B. G. Crespo F. G. Figueiras

22 23 24 25 26 27 28 29 30 31 32 33 34 35 Along-shore currents can propagate Harmful Algal Blooms (HABs) over long distances in many coastal areas of the ocean. Harmful dinoflagellate blooms on the west coast of Iberia frequently occur when the Iberian Poleward Current (IPC) establishes on the continental slope. This has led to the suggestion that HABs could be transported northward by the IPC....

2010
Oscar Schofield Joe Grzymski W. Paul Bissett Gary J. Kirkpatrick David F. Millie Mark Moline Collin S. Roesler

Monitoring programs for harmful algal blooms Field data will provide inputs to optically based eco­ (HABs) are currently reactive and provide little or no system models, which are fused to the observational means for advance warning. Given this, the develnetworks through data-assimilation methods. Poten­ opment of algal forecasting systems would be of tial model structure and data-assimilation ...

2014
Elizabeth D. Hilborn Virginia A. Roberts Lorraine Backer Erin DeConno Jessica S. Egan James B. Hyde David C. Nicholas Eric J. Wiegert Laurie M. Billing Mary DiOrio Marika C. Mohr F. Joan Hardy Timothy J. Wade Jonathan S. Yoder Michele C. Hlavsa

Harmful algal blooms (HABs) are excessive accumulations of microscopic photosynthesizing aquatic organisms (phytoplankton) that produce biotoxins or otherwise adversely affect humans, animals, and ecosystems. HABs occur sporadically and often produce a visible algal scum on the water. This report summarizes human health data and water sampling results voluntarily reported to CDC's Waterborne Di...

2015
Wei-Chih HSU Liuwen CHANG Pei-Ling SUN I-Ching HSIAO

The evolution of the crystallographic texture in lowcarbon steels from a deformed state to a full recrystallization (RX) state upon annealing is an issue with both academic and practical importance.1–4) Normally, the dominant components in the cold-rolled (CR) texture, {hkl}<110> , vanish after RX. Conversely, the RX texture, consisting of varying intensities of {001}, {111} and {011}...

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