Scientific Reports Earth Sciences Table of Contents e-alert: 22 December 2015

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22 December 2015      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Earth & Environmental Sciences               Sensitivity of proxies on non-linear interactions in the climate system ▶     Johannes A. Schultz, Christoph Beck, Gunter Menz et al.     Recent climate change is affecting the earth system to an unprecedented extent and intensity and has the potential to cause severe ecological and socioeconomic consequences. To …             Eastern South African hydroclimate over the past 270,000 years ▶     Margit H. Simon, Martin Ziegler, Joyce Bosmans et al.     Processes that control the hydrological balance in eastern South Africa on orbital to millennial timescales remain poorly understood because proxy records documenting its …             PEDOT/PSS-Halloysite Nanotubes (HNTs) Hybrid Films: Insulating HNTs Enhance Conductivity of the PEDOT/PSS Films ▶     Hu Yan, Ping Zhang, Juan Li et al.     We have for the first time found that completely insulating Halloysite nanotubes (HNTs) significantly enhance electrical conductivity of PEDOT/PSS films by simply mixing. Based …             Corrigendum: Magmatic record of India-Asia collision ▶     Di-Cheng Zhu, Qing Wang, Zhi-Dan Zhao et al.                 Corrigendum: Occurrence of chiral organochlorine compounds in the environmental matrices from King George Island and Ardley Island, west Antarctica ▶     Pu Wang, Qinghua Zhang, Yingming Li et al.                 Microbial properties explain temporal variation in soil respiration in a grassland subjected to nitrogen addition ▶     Yue Li, Yinghui Liu, Shanmei Wu et al.     The role of soil microbial variables in shaping the temporal variability of soil respiration has been well acknowledged but is poorly understood, particularly under elevated …             ENSO Modulations due to Interannual Variability of Freshwater Forcing and Ocean Biology-induced Heating in the Tropical Pacific ▶     Rong-Hua Zhang, Chuan Gao, Xianbiao Kang et al.     Recent studies have identified clear climate feedbacks associated with interannual variations in freshwater forcing (FWF) and ocean biology-induced heating (OBH) in the tropical …             Corrigendum: Statistical Signs of Social Influence on Suicides ▶     Hygor Piaget M. Melo, André A. Moreira, Élcio Batista et al.                 The northern limit of corals of the genus Acropora in temperate zones is determined by their resilience to cold bleaching ▶     Tomihiko Higuchi, Sylvain Agostini, Beatriz Estela Casareto et al.     The distribution of corals in Japan covers a wide range of latitudes, encompassing tropical to temperate zones. However, coral communities in temperate zones contain only a small …             Testing the fecundity advantage hypothesis with Sitobion avenae, Rhopalosiphum padi, and Schizaphis graminum (Hemiptera: Aphididae) feeding on ten wheat accessions ▶     Xiang-Shun Hu, Xiao-Feng Liu, Thomas Thieme et al.     The fecundity advantage hypothesis suggests that females with a large body size produce more offspring than smaller females. We tested this hypothesis by exploring the …             Direct observation of laser guided corona discharges ▶     Tie-Jun Wang, Yingxia Wei, Yaoxiang Liu et al.     Laser based lightning control holds a promising way to solve the problem of the long standing disaster of lightning strikes. But it is a challenging project due to insufficient …             Radionuclide Gas Transport through Nuclear Explosion-Generated Fracture Networks ▶     Amy B. Jordan, Philip H. Stauffer, Earl E. Knight et al.     Underground nuclear weapon testing produces radionuclide gases which may seep to the surface. Barometric pumping of gas through explosion-fractured rock is investigated using a …             Assessing the pollution risk of soil Chromium based on loading capacity of paddy soil at a regional scale ▶     Mingkai Qu, Weidong Li, Chuanrong Zhang et al.     The accumulation of a trace metal in rice grain is not only affected by the total concentration of the soil trace metal, but also by crop variety and related soil properties, …             Strong, Multi-Scale Heterogeneity in Earth’s Lowermost Mantle ▶     Hrvoje Tkalčić, Mallory Young, Jack B. Muir et al.     The core mantle boundary (CMB) separates Earth’s liquid iron outer core from the solid but slowly convecting mantle. The detailed structure and dynamics of the mantle within …             Disintegration of Carbon Dioxide Molecules in a Microwave Plasma Torch ▶     Hyoung S. Kwak, Han S. Uhm, Yong C. Hong et al.     A pure carbon dioxide torch is generated by making use of 2.45 GHz microwave. Carbon dioxide gas becomes the working gas and produces a stable carbon dioxide torch. The torch …             Biochemical toxicity and DNA damage of imidazolium-based ionic liquid with different anions in soil on Vicia faba seedlings ▶     Tong Liu, Lusheng Zhu, Jinhua Wang et al.     In the present study, the toxic effects of 1-octyl-3-methylimidazolium chloride ([Omim]Cl), 1-octyl-3-methylimidazolium bromide ([Omim]Br) and 1-octyl-3-methylimidazolium …             Urinary neutrophil gelatinase-associated lipocalin is associated with heavy metal exposure in welding workers ▶     Kai-Jen Chuang, Chih-Hong Pan, Chien-Ling Su et al.     Metals cause nephrotoxicity with acute and/or chronic exposure; however, few epidemiological studies have examined impacts of exposure to metal fumes on renal injury in welding …             Synthesis of heavy hydrocarbons at the core-mantle boundary ▶     Anatoly B. Belonoshko, Timofiy Lukinov, Anders Rosengren et al.     The synthesis of complex organic molecules with C-C bonds is possible under conditions of reduced activity of oxygen. We have found performing ab initio molecular dynamics …             Immobilization of myoglobin on Au nanoparticle-decorated carbon nanotube/polytyramine composite as a mediator-free H2O2 and nitrite biosensor ▶     A. T. Ezhil Vilian, Vediyappan Veeramani, Shen-Ming Chen et al.     A novel composite film was designed for use as a highly selective mediator-free amperometric biosensor, and a method was created for accomplishing direct electrochemistry of …             Are variations in heterotrophic soil respiration related to changes in substrate availability and microbial biomass carbon in the subtropical forests? ▶     Hui Wei, Xiaomei Chen, Guoliang Xiao et al.     Soil temperature and moisture are widely-recognized controlling factors on heterotrophic soil respiration (Rh), although they often explain only a portion of Rh variability. How …             Twinning of cubic diamond explains reported nanodiamond polymorphs ▶     Péter Németh, Laurence A. J. Garvie, Peter R. Buseck     The unusual physical properties and formation conditions attributed to h-, i-, m-, and n-nanodiamond polymorphs has resulted in their receiving much attention in the materials …             Collembola at three alpine subarctic sites resistant to twenty years of experimental warming ▶     Juha M. Alatalo, Annika K. Jägerbrand, Peter Čuchta     This study examined the effects of micro-scale, site and 19 and 21 years of experimental warming on Collembola in three contrasting alpine subarctic plant communities (poor …             Remote coral reefs can sustain high growth potential and may match future sea-level trends ▶     Chris T. Perry, Gary N. Murphy, Nicholas A. J. Graham et al.     Climate-induced disturbances are contributing to rapid, global-scale changes in coral reef ecology. As a consequence, reef carbonate budgets are declining, threatening reef …             Porous three-dimensional graphene foam/Prussian blue composite for efficient removal of radioactive 137Cs ▶     Sung-Chan Jang, Yuvaraj Haldorai, Go-Woon Lee et al.     In this study, a simple one-step hydrothermal reaction is developed to prepare composite based on Prussian blue (PB)/reduced graphene oxide foam (RGOF) for efficient removal of …             Evaluating the potential impact of proton carriers on syntrophic propionate oxidation ▶     Natacha M. S. Juste-Poinapen, Mark S. Turner, Korneel Rabaey et al.     Anaerobic propionic acid degradation relies on interspecies electron transfer (IET) between propionate oxidisers and electron acceptor microorganisms, via either molecular …             Physiological response to elevated temperature and pCO2 varies across four Pacific coral species: Understanding the unique host+symbiont response ▶     Kenneth D. Hoadley, D. Tye Pettay, Andréa G. Grottoli et al.     The physiological response to individual and combined stressors of elevated temperature and pCO2 were measured over a 24-day period in four Pacific corals and their respective …             Quasi-planktonic behavior of foraging top marine predators ▶     Alice Della Penna, Silvia De Monte, Elodie Kestenare et al.     Monitoring marine top predators is fundamental for assessing the health and functioning of open ocean ecosystems. Although recently tracking observations have substantially …             Responses of photosynthetic parameters to drought in subtropical forest ecosystem of China ▶     Lei Zhou, Shaoqiang Wang, Yonggang Chi et al.     The mechanism underlying the effect of drought on the photosynthetic traits of leaves in forest ecosystems in subtropical regions is unclear. In this study, three limiting …             Degassing during quiescence as a trigger of magma ascent and volcanic eruptions ▶     Társilo Girona, Fidel Costa, Gerald Schubert     Understanding the mechanisms that control the start-up of volcanic unrest is crucial to improve the forecasting of eruptions at active volcanoes. Among the most active volcanoes …             Sedimentary archaeal amoA gene abundance reflects historic nutrient level and salinity fluctuations in Qinghai Lake, Tibetan Plateau ▶     Jian Yang, Hongchen Jiang, Hailiang Dong et al.     Integration of DNA derived from ancient phototrophs with their characteristic lipid biomarkers has been successfully employed to reconstruct paleoenvironmental conditions. …             Enhanced thermoelectric performance of β-Zn4Sb3 based nanocomposites through combined effects of density of states resonance and carrier energy filtering ▶     Tianhua Zou, Xiaoying Qin, Yongsheng Zhang et al.     It is a major challenge to elevate the thermoelectric figure of merit ZT of materials through enhancing their power factor (PF) and reducing the thermal conductivity at the same …             A combined system of microbial fuel cell and intermittently aerated biological filter for energy self-sufficient wastewater treatment ▶     Yue Dong, Yujie Feng, Youpeng Qu et al.     Energy self-sufficiency is a highly desirable goal of sustainable wastewater treatment. 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