Results 11 to 20 of about 24,788 (196)

Microbiological guideline values for recreational bathing in Canada: Time for change? [PDF]

open access: yesCan J Infect Dis Med Microbiol, 2007
Recreational bathing is an activity practiced by thousands of Canadians every year. While its health benefits are numerous, bathing in polluted water can also be a source of health problems. These problems are generally nonspecific and are difficult to detect through usual health monitoring systems.
Lévesque B, Gauvin D.
europepmc   +2 more sources

Evaluation of new pivoting linear‐move precision irrigation machine

open access: yesIrrigation and Drainage, Volume 72, Issue 4, Page 922-933, October 2023., 2023
Abstract Due to population growth, freshwater resources around the world are becoming increasingly scarce, and the water supply in agriculture has emerged as one of the limitations of food production. Variable‐rate irrigation (VRI), a type of precision irrigation, allows water‐efficient irrigation techniques to ensure an optimal water supply.
Andrea Szabó   +3 more
wiley   +1 more source

Relative importance of exotic species traits in determining invasiveness across levels of establishment: Example of freshwater fish

open access: yesFunctional Ecology, Volume 37, Issue 9, Page 2358-2370, September 2023., 2023
Read the free Plain Language Summary for this article on the Journal blog. Abstract Understanding the factors responsible for the success of exotic species is a prevalent issue in invasion biology. Although the ecological traits of exotic species are known to play a major role, it is still unknown which traits are responsible for the different ...
Camille Bernery   +2 more
wiley   +1 more source

Muddy waters: Mega‐herbivores as agents of change in African shallow freshwaters

open access: yesAfrican Journal of Ecology, Volume 61, Issue 3, Page 722-725, September 2023., 2023
Abstract Large herbivores have been described as agents of change in terrestrial habitats. Their effect on aquatic ecosystems are, however, underexplored. We raise the question of whether elephants and hippopotamus have the potential to significantly alter limnological properties and, indirectly, primary and secondary productivity within small and ...
Ryan J. Wasserman, Tatenda Dalu
wiley   +1 more source

Floral composition and diversity of the lagos coastal environment, South‐Western, Nigeria

open access: yesAfrican Journal of Ecology, Volume 61, Issue 1, Page 37-47, March 2023., 2023
Abstract The present study investigates the floral diversity of the Lagos coastal environments by sampling 21 points using the quadrat method. The study revealed two major aquatic ecosystem types (mangrove and freshwater swamp) and recorded 125 species belonging to 108 genera and 49 families.
Linus B. Ajikah   +8 more
wiley   +1 more source

Water reuse to free up freshwater for higher‐value use and increase climate resilience and water productivity

open access: yesIrrigation and Drainage, Volume 71, Issue S1, Page 100-109, October 2022., 2022
Abstract The impact of climate change on the availability of water affects all types of land use and sectors. This complexity calls for integrated water resources management and negotiations between sectors on the most important, cost‐effective, and productive allocation of water where it is a limited resource.
Pay Drechsel   +2 more
wiley   +1 more source

Viewpoint: Irrigation water management in a space age

open access: yesIrrigation and Drainage, Volume 71, Issue S1, Page 39-50, October 2022., 2022
Abstract Climate change and rapid population growth are already putting increasing demand and pressure on the world's freshwater resources. Irrigated agriculture is responsible for about 70% of global freshwater withdrawals, consuming the most amount of water.
Mohsin Hafeez, Usman Khalid Awan
wiley   +1 more source

Bridging Indigenous and Western sciences in freshwater research, monitoring, and management in Canada

open access: yesEcological Solutions and Evidence, Volume 2, Issue 3, July–September 2021., 2021
This systematic map, which includes 74 published case studies, highlights the diversity of ways knowledge systems can be woven. Furthermore, our findings point to a potential emerging transformation in research focused on freshwater ecosystems, habitats, and species to a practice that elevates the role of Indigenous communities, centers Indigenous ...
Steven M. Alexander   +9 more
wiley   +1 more source

Observation et étude expérimentale de mycobactéries atypiques en aquariums d'eau douce et d'eau de mer [PDF]

open access: yes, 1992
L'eau des aquariums est source de Mycobactéries atypiques qui peuvent être pathogènes pour l'homme et les poissons.Une étude a été réalisée à l'aquarium du Musée de Zoologie de Nancy.
Dailloux, M., Henry, C., Terver, D.
core   +1 more source

Caractéristiques des populations de saumon atlantique (Salmo salar L.) capturés à la ligne sur l'Elorn (rivière de Bretagne nord) durant la période 1974-1981

open access: yesKnowledge and Management of Aquatic Ecosystems, 1983
De 1974 à 1981, les caractéristiques des stocks de saumons atlantiques capturés à la ligne sur l'Elorn, ainsi que les caractéristiques de leur pêcherie ont été étudiées.
PROUZET P., JEZEQUEL M.
doaj   +1 more source

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