نتایج جستجو برای: terrestrial ecotoxicity
تعداد نتایج: 36224 فیلتر نتایج به سال:
Current economic restructuring policies have ignored unintended environmental consequences and cobenefits, the understanding of which can provide foundations for effective policy decisions for green economy transformation. Using the input-output life cycle assessment model and taking China as an example, we find that household consumption, fixed capital formation, and export are main drivers to...
Toxicity potentials are standard values used in life cycle assessment (LCA) to enable a comparison of toxic impacts between substances. In most cases, toxicity potentials are calculated with multi-media fate models. Until now, unrealistic system settings were used for these calculations. The present paper outlines an improved model to calculate toxicity potentials: the global nested multi-media...
Eisenia fetida was used as a model terrestrial organism to assess the potential ecotoxicity of molecular pristine C60 in soil. Reproduction (assessed by counting cocoon numbers) was hindered only at very high C60 concentrations (5% by weight), and C60 (up to 1%) was not avoided and did not hinder earthworm growth. This suggests that E. fetida is unlikely to experience acute toxicity as a result...
Poultry industry is an important production system due to providing remarkable portion of the human food and protein needs. Considering the necessity of environmental protection, the amount of environmental impacts of a turkey production unit in Iran was determined using life cycle assessment method. The required information were collected through questionnaires and interviews with farm owners....
Substantial tracts of land in the southwestern and western U.S. are undergoing or will require ERA. Toxicity bioassays employed in baseline ERAs are, for the most part. representative of mesic systems, and highly standardized test species (e.g., lettuce, earthworm) are generally not relevant to arid system toxicity testing. Conversely, relevant test species are often poorly characterized with r...
Acute and chronic ecotoxicity tests with zinc were performed with the earthworm Eisenia fetida, the potworm Enchytraeus albidus, and the springtail Folsomia candida. To assess the influence of the soil type on zinc toxicity for these soil invertebrates, these tests were carried out in a standard artificial soil, a sandy and a loamy field soil. Based on the results of this experimental work and ...
Industrial agriculture results in environmental burdens due to the overuse of fertilizers and pesticides. Fungicides is a class pesticides whose application contributes (among others) human toxicity ecotoxicity. The European Union aims increase organic agriculture. For this reason, work analyze climate change, freshwater ecotoxicity, terrestrial toxicity, (terrestrial) acidification, eutrophica...
Ultrafine particulate matters enriched with metals are emitted into the atmosphere by industrial activities and can impact terrestrial and aquatic ecosystems. Thus, this study investigated the environmental effects of process particles from a lead-recycling facility after atmospheric deposition on soils and potential run-off to surface waters. The toxicity of lead-enriched PM for ecosystems was...
The assessment of the adverse effects of chemicals and other stressors on the environment is a difficult task because of the complex network of species and physicochemical factors interrelated in a given ecosystem. Since it is almost impossible to perform tests in complete ecosystems, ecotoxicity testing has to rely on simplified testing systems, but should still be as representative for the wh...
OBJECTIVES Nanoscale zero-valent iron (nZVI) particles are widely used in the field of various environmental contaminant remediation. Although the potential benefits of nZVI are considerable, there is a distinct need to identify any potential risks after environmental exposure. In this respect, we review recent studies on the environmental applications and implications of nZVI, highlighting res...
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