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ecotoxicologie
A safe operating space for humanity
Nature 461, 472-475 (24 September 2009) | doi:10.1038/461472a; Published online 23 September 2009 Johan Rockström, Will Steffen, Kevin Noone, Åsa Persson, F. Stuart Chapin, Eric F. Lambin, Timothy M. Lenton, Marten Scheffer, Carl Folke, Hans Joachim Schellnhuber,...
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Shrimp insecticide resistance varies wildly
No one would guess Hyalella azteca's importance just by looking at it. Toxicologists use this unassuming, shrimp-like animal to test water quality. A body of water can be proclaimed healthy or toxic
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Bee researchers raise more warning flags about neonicotinoid pesticides
New research suggests that widely used neonicotinoid-coated agricultural seeds are building up in pollen and groundwater, and contributing directly to the collapse of bee colonies. Not everyone ...
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Publié depuis Overblog et X (Twitter) et Facebook
Décidément, les ours polaires sont abonnés aux agressions environnementales. Non seulement le réchauffement climatique et la remontée spectaculaire des températures arctiques qu'il induit ame...
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Møller AP, Bonisoli-Alquati A, Rudolfsen G, Mousseau TA (2012) Elevated Mortality among Birds in Chernobyl as Judged from Skewed Age and Sex Ratios. PLoS ONE 7(4): e35223.
Radiation has negative effects on survival of animals including humans, although the generality of this claim is poorly documented under low-dose field conditions. Because females may suffer ... Cavalier by James Vincent McMorrow on Grooveshark
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Pesticides : Le Foll présente un plan vert pâle face aux lobbys
Un article d'Arnaud Gonzague, 30 janvier 2015, L'Obs (France) Le gouvernement présente ce vendredi son plan pour réduire de moitié en 10 ans les pesticides agricoles. Mais la Fondation Nicolas Hulot le juge largement insuffisant. Après Ecophyto 1, place...
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Gilbert F., Stora G. & Cuny P. Functional response of an adapted subtidal macrobenthic community to an oil spill: macrobenthic structure and bioturbation activity over time throughout an 18 months field experiment. Environmental Science and Pollution Research.
An experimental oil spill was carried out in order to assess in situ responses of a macrobenthic community of shallow subtidal sediments historically exposed to petroleum contamination. Both ... Check out the album Nabucco by Giuseppe Verdi, available...
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Publié depuis Overblog et X (Twitter) et Facebook
Oil spills threaten coastlines where biological processes supply essential ecosystem services. Therefore, it is crucial to understand how oil influences the microbial communities in sediments that ... Va, pensiero, sull'ali dorate... by Giuseppe Verdi...
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Hayama S-i, Nakiri S, Nakanishi S, Ishii N, Uno T, et al. (2013) Concentration of Radiocesium in the Wild Japanese Monkey (Macaca fuscata) over the First 15 Months after the Fukushima Daiichi Nuclear Disaster. PLoS ONE 8(7): e68530.
Following the massive earthquake that struck eastern Japan on March 11, 2011, a nuclear reactor core meltdown occurred at the Fukushima Daiichi Nuclear Power Plant, operated by Tokyo Electric Power
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Higaki T, Higaki S, Hirota M, Hasezawa S (2014) Radiocesium Distribution in Bamboo Shoots after the Fukushima Nuclear Accident. PLoS ONE 9(5): e97659.
The distribution of radiocesium was examined in bamboo shoots, Phyllostachys pubescens, collected from 10 sites located some 41 to 1140 km from the Fukushima Daiichi nuclear power plant, Japan, in ...
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Arrival of the Fukushima radioactivity plume in North American continental waters
A publication in the Proceedings of the National Academy of Sciences of the United States of America (published ahead of print December 29, 2014, doi:10.1073/pnas.1412814112) Authors: John N. Smith (a), Robin M. Brown (b), William J. Williams (b), Marie...
An integrated view of gamma radiation effects on marine fauna: from molecules to ecosystems
Abstract: Accidental release of nuclides into the ocean is causing health risks to marine organisms and humans. All life forms are susceptible to gamma radiation with a high variation, depending on various physical factors such as dose, mode, and time...
L’Ontario veut se débarasser de pesticides funestes
Un article de Pauline Gravel pour le journal Le Devoir, 27 novembre 2014 : Le gouvernement de l’Ontario propose un règlement visant à restreindre l’emploi de semences de maïs et de soja ayant été enrobées d’un pesticide néonicotinoïde afin de protéger...
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Pesticide effect on biodiversity and ecosystem functioning
Global biodiversity is constantly declining, and up-to-date research has shown that biodiversity loss affects the functioning of ecosystems and the services they provide to humans. Biodiversity-ecosystem functioning relations have yet mainly been analyzed...
Pollution de l'eau, quels défis ?
Les chercheuses en sciences de l'environnement, Hélène Budzinski, laboratoire de chimie de l'environnement (CNRS / Université de Bordeaux) et Cécile Delolme, laboratoire d'écologie des hydrosystèmes (CNRS / Université de Lyon 1) nous alertent sur la pollution...
