Results 91 to 100 of about 168,387 (313)

The political economy of shallow lakes [PDF]

Shallow lakes display hysteresis in their response to phosphorous loading. Gradual increases in the nutrient content of the lake can appear to have little effect on the oligotrophic state of the lake until a point at which the lake suddenly flips to a ...
Beard, Rodney, McDonald, Stuart, Salerno, Gillian   +2 more
core   +1 more source

Notable Impact of Paleotectonic Stress on Gold Mineralisation in the West Qinling Orogen

Geological Journal, EarlyView.
By applying fuzzy clustering and multiple inverse methods, we systematically processed the data of vein and fault slip in this ore deposit to reveal the transition of orogenic geological environment and paleotectonic stress field. Our research results show two different stress states: the northwest–southeast extensional stress field and the northeast ...
Hongyan Wang, Aibing Chen, Jian Yang, Yuan Zhang   +3 more
wiley   +1 more source

Impacts of channel morphology on residues and ecological risks of polychlorinated biphenyls in water and sediment in Chahe River

Water Science and Engineering, 2016
The impacts of channel morphology on the residues and ecological risks of 14 polychlorinated biphenyl (PCB) congeners in water and sediment were investigated in summer (July) and autumn (September) in the Chahe River, in Nanjing, China.
Zhen-hua Zhao, Jie Sun, Xiao-kun Fang, Li-ling Xia, Javid Hussain   +4 more
doaj   +1 more source

Cyanobacterial blooms in shallow lakes of the Iławskie Lake District [PDF]

Limnological Review, 2011
Cyanobacterial blooms in shallow lakes of the Iławskie Lake DistrictThe dominance of blue-green algae observed in many lakes is related to a high trophic level. Shallow eutrophic lakes are particularly often abundant in blue-green algae. The research on phytoplankton, the results of which are presented in this paper, was carried out between 2002 and ...
openaire   +1 more source

Late Holocene erosion in NW Anatolia from sediments of Lake Manyas, Lake Ulubat and the southern shelf of the Marmara Sea, Turkey [PDF]

, 2004
This paper deals with modern and ancient sedimentation in fresh water lakes and the marine shelf of the southern Marmara region, NW Anatolia, Turkey. Most of the information has been obtained from monitoring of suspended load discharged into two lakes ...
Emre, O, Ileri, O, Kazancı, N, Kibar, M, Leroy, SAG, Oncel, S   +5 more
core   +1 more source

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

Irrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

Effects of nitric oxide on zinc tolerance of the submerged macrophyte Hydrilla verticillata

Aquatic Biology, 2014
Heavy metal pollution has become an increasingly recognized threat to the aquatic environment. In response to heavy metal stresses, various terrestrial plants produce the hormone nitric oxide (NO), but minimal information is available about the role of ...
S Zhang, K Liu, X Lv, P Wang, C Wang, W Zhang, Z He   +6 more
doaj   +1 more source

Toxic metal enrichment and boating intensity: sediment records of antifoulant copper in shallow lakes of eastern England [PDF]

, 2016
Tributyltin (TBT), an aqueous biocide derived from antifouling paint pollution, is known to have impacted coastal marine ecosystems, and has been reported in the sediment of the Norfolk and Suffolk Broads, a network of rivers and shallow lakes in eastern
A Lepland, B Dahl, B Eklund, B Eklund, B Moss, CD Sayer, DA Livingston, E Ytreberg, G Madgwick, H Yang, IDL Foster, IR Patmore, J Boyle, J Hilton, J Holmes, JC Fernandes, JF Boyle, JF Boyle, JK Cochran, K Ayres, K Fent, KE Havens, KV Brix, KV Thomas, M George, M Marcheselli, ME Callow, MJ Waldock, N Tsunemasa, N Voulvoulis, NL Rose, NL Rose, NL Rose, PG Appleby, PH Dowson, R Parks, RJ Maguire, S Jana, SJ Lambert, SJ Lambert, SL Gupta, T Cresswell, X Boes   +42 more
core   +3 more sources

The Role of Intellectual Virtues in the Practice of Humanistic Mental Health Counseling

The Journal of Humanistic Counseling, EarlyView.
ABSTRACT The function of intellectual virtues as a foundation for the development of excellence in the humanistic practice of clinical mental health counseling is explored. First, the unique characteristics of intellectual virtues are described. Second, 10 specific intellectual virtues are identified and briefly defined.
Mark S. Gerig
wiley   +1 more source

Piezo-catalytic in-site H2O2 generation and activation across wide pH range to drive hydroxyl radical-mediated pollutant degradation

Nature Communications
Hydroxyl radicals (·OH) is one of the most important reactive oxygen species (ROSs) for organic pollution controlling in advanced oxidation processes, while its production suffers from numerous H2O2 addition and narrow pH range in generally used Fenton ...
Jing Xu, Kaiye Gu, Peifang Wang, Pengfei Cheng, Huinan Che, Chunmei Tang, Kan Zhang, Yanhui Ao   +7 more
doaj   +1 more source