Environmental impact of estrogens on human, animal and plant life: A critical review

Environment International, Journal Year: 2016, Volume and Issue: 99, P. 107 - 119

Published: Dec. 29, 2016

Since the inception of global industrialization, steroidal estrogens have become an emerging and serious concern. Worldwide, steroid including estrone, estradiol estriol, pose threats to soil, plants, water resources humans. Indeed, gained notable attention in recent years, due their rapidly increasing concentrations soil all over world. Concern has been expressed regarding entry into human food chain which turn relates how plants take up metabolism estrogens.In this review we explore environmental fate highlighting release through effluent sources, uptake, partitioning physiological effects ecological system. We draw potential risk intensive modern agriculture waste disposal systems on estrogen health. also highlight uptake plants.We use MEDLINE other search data bases for environment from 2005 present, with majority our sources spanning past five years. Published acceptable daily intake (μg/L) predicted no effect are listed published used as thresholds discuss reported levels aquatic terrestrial environments. Global river Waste Water Treatment Facilities mapped, together transport pathways plants.Estrogens at polluting detected sites close treatment facilities groundwater various globally. Estrogens pollutant linked breast cancer women prostate men. perturb fish physiology can affect reproductive development both domestic wild animals. hormones or precursors root shoot development, flowering germination. However, ameliorate stresses plant.There is evidence establish a causal relationship between cancer. there gaps knowledge about call required world wide effort provide more many samples sites. Of available, synthetic estrogen, ethinyl estradiol, persistent than natural may be greater cause Finally, believe that urgent requirement inter-disciplinary studies order better understand impact.

Language: Английский

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Bisphenol A, nonylphenols, benzophenones, and benzotriazoles in soils, groundwater, surface water, sediments, and food: a review

Environmental Science and Pollution Research, Journal Year: 2014, Volume and Issue: 22(8), P. 5711 - 5741

Published: Dec. 29, 2014

Contaminants of emerging concern (CECs) are not commonly monitored in the environment, but they can enter environment from a variety sources. The most worrying consequence their wide use and environmental diffusion is increase possible exposure pathways for humans. Moreover, knowledge behavior toxicity, biological effects limited or available CECs. aim this work to edit state art on few selected CECs having potential soil aquatic systems cause adverse humans, wildlife, environment: bisphenol A (BPA), nonylphenol (NP), benzophenones (BPs), benzotriazole (BT). Some reviews already BPA NP, reporting about surface water sediments, scarce scattered information presence groundwater. Only studies BPs BT particular This summarizes literature incidence these compounds different matrices food. In particular, review focuses physical-chemical properties, fate, major degradation byproducts, evidence

Language: Английский

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Microbial degradation of steroidal estrogens

Chemosphere, Journal Year: 2013, Volume and Issue: 91(9), P. 1225 - 1235

Published: March 19, 2013

Language: Английский

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Occurrence of endocrine disrupting compounds in aqueous environment and their bacterial degradation: A review

Critical Reviews in Environmental Science and Technology, Journal Year: 2015, Volume and Issue: 46(1), P. 1 - 59

Published: July 28, 2015

Endocrine-disrupting compounds (EDCs), represented by steroidal estrogens (estrone (E1), 17β-estradiol (E2), estradiol (E3), and 17α-ethinylestradiol (EE2) xenoestrogens (bisphenol A (BPA) nonylphenol (NP)), are pollutants with estrogenic activity at very low concentrations emerging as a major concern for water quality. They enter into aqueous environment mainly through discharge of wastewater treatment plant (WWTP) effluents. The paper completely reviews recent studies on the occurrence six categories EDCs in different environment, namely surface water, groundwater, drinking WWTPs all over world. Furthermore, due to high bioactivity, ubiquitous distribution, potential ecological effects, persistence EDCs, work summarizes current knowledge their bacterial biodegradation, which is considered be an efficient promising method removing EDCs. wide range bacteria isolated from various environments affiliated kinds genera degradation powers collected this review order select specific strains adapting well local conditions bioremediation freshwater, seawater, soil, sediment or levels Finally, it emphasizes need further research future tasks that emerge data gathered here.

Language: Английский

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Sources and transport of contaminants of emerging concern: A two-year study of occurrence and spatiotemporal variation in a mixed land use watershed

The Science of The Total Environment, Journal Year: 2016, Volume and Issue: 551-552, P. 605 - 613

Published: Feb. 18, 2016

Language: Английский

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Occurrence and in-stream attenuation of wastewater-derived pharmaceuticals in Iberian rivers

The Science of The Total Environment, Journal Year: 2014, Volume and Issue: 503-504, P. 133 - 141

Published: June 6, 2014

Language: Английский

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Persistence and Potential Effects of Complex Organic Contaminant Mixtures in Wastewater-Impacted Streams

Environmental Science & Technology, Journal Year: 2013, Volume and Issue: 47(5), P. 2177 - 2188

Published: Feb. 11, 2013

Natural and synthetic organic contaminants in municipal wastewater treatment plant (WWTP) effluents can cause ecosystem impacts, raising concerns about their persistence receiving streams. In this study, Lagrangian sampling, which the same approximate parcel of water is tracked as it moves downstream, was conducted at Boulder Creek, Colorado Fourmile Iowa to determine in-stream transport attenuation discharged from two secondary WWTPs. Similar stream reaches were evaluated, samples collected multiple sites during summer spring hydrologic conditions. Travel times most downstream (7.4 km) site Creek 6.2 h 9.3 spring, 8.4 km 18 8.8 h, respectively. Discharge measured each site, integrated composite analyzed for >200 including metal complexing agents, nonionic surfactant degradates, personal care products, pharmaceuticals, steroidal hormones, pesticides. The highest concentration (>100 μg L(-1)) compounds detected both WWTP ethylenediaminetetraacetic acid 4-nonylphenolethoxycarboxylate oligomers, persisted least 7 Concentrations pharmaceuticals lower (<1 L(-1)), several compounds, carbamazepine sulfamethoxazole, throughout study reaches. After accounting dilution, a complex mixture showed little persistent streams concentrations with potential implications.

Language: Английский

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Endocrine disrupting alkylphenolic chemicals and other contaminants in wastewater treatment plant effluents, urban streams, and fish in the Great Lakes and Upper Mississippi River Regions

The Science of The Total Environment, Journal Year: 2015, Volume and Issue: 517, P. 195 - 206

Published: Feb. 27, 2015

Language: Английский

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Mixed effects of effluents from a wastewater treatment plant on river ecosystem metabolism: subsidy or stress?

Freshwater Biology, Journal Year: 2015, Volume and Issue: 60(7), P. 1398 - 1410

Published: April 13, 2015

Summary The effluents of wastewater treatment plants ( WWTP s) include a complex mixture nutrients and pollutants. Nutrients can subsidise autotrophic heterotrophic organisms, while toxic pollutants act as stressors, depending, for instance, on their concentration interactions in the environment. Hence, it is difficult to predict overall effect river ecosystem functioning. We assessed effects biofilms metabolism one segment upstream from three segments downstream following pollution gradient. photosynthetic capacity enzymatic activity showed no change, with exception leucine aminopeptidase, which followed gradient most likely driven by changes organic matter availability. effluent produced mixed ecosystem‐scale metabolism. It promoted respiration (subsidy effect), probably consequence enhanced availability matter. On other hand, despite nutrient concentrations, photosynthesis–irradiance relationships that partly decoupled primary production light availability, thus suggesting stress effect. Overall, alter balance between processes produce spatial discontinuities functioning along rivers contribution stressors subsidisers.

Language: Английский

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Contaminants of Emerging Concern: Mass Balance and Comparison of Wastewater Effluent and Upstream Sources in a Mixed-Use Watershed

Environmental Science & Technology, Journal Year: 2015, Volume and Issue: 50(1), P. 36 - 45

Published: Nov. 25, 2015

Understanding the sources, transport, and spatiotemporal variability of contaminants emerging concern (CECs) is important for understanding risks developing monitoring mitigation strategies. This study used mass balances to compare wastewater treatment plant (WWTP) upstream sources 16 CECs a mixed-use watershed in Minnesota, under different seasonal hydrological conditions. Three distinct CEC groups emerged with respect their source proportionality instream behavior. Agricultural herbicides daidzein inputs were primarily via routes greatest loadings concentrations during high flows. Trimethoprim, mecoprop, nonprescription pharmaceuticals, personal care products entered system balanced/mixed pathways peak Carbaryl, 4-nonylphenol, remaining prescription pharmaceuticals WWTP effluent relatively stable across sampling events. Mass balance analysis based on multiple events sites facilitated comparisons may therefore prove be powerful tool apportioning exploring

Language: Английский

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