causes and effect of environmental pollution in nigeria

Ngày tải lên: 18/02/2014, 04:20

Ngày tải lên: 18/02/2014, 04:20

... the protein and increasing the reversibility of unfolding [37]. Arginine had no effect on the stability of the pro- tein’s native state, although it may also interact with it [37]. This effect of arginine ... of insulin. A C B Fig. 2. aB-crystallin protects against the DTT-induced aggregation of insulin, and this activity is enhanced by Arg-HCl. Insulin ( , 0.25 mgặmL )1 ) was incubated at 37 °C in ... interact with a number of functional groups, including the aromatic side chains of some amino acids, through a stacking mechanism [42]. The interaction of arginine with aromatic amino acids of aB-crystallin...

Ngày tải lên: 18/02/2014, 16:20

... such as extending the height of stacks, moving polluting industries out of town, and building a drinking water treatment plant, are low-cost and have an immediate impact on local pollution levels, ... survey covering about 195,000 households in 95 counties across China. 1 Environmental pollution in China: Status and trends Haakon Vennemo, Kristin Aunan, Henrik Lindhjem, Hans Martin Seip ... improving its environment. For example, the State of Environment (SOE) Report of 1998 states: ”There has been continuing progress in the control of total amount of pollutants and industrial pollution...

Ngày tải lên: 06/03/2014, 15:21

... concentrations in plant of Brassica juncea. At the application rate of 100 kg P 2 O 5 /ha, the height and biomass of plant were increased to 30% and 31% respectively, and the Cu content in plants of Brassica ... concentration of Cu in soil. The accumulation of heavy metal in plant tissues of Brassica juncea L. is reflected the concentration in soil. The contents of Cu in plant increase upon the rates of Cu ... have affect on plant growth and human health. The contaminants of majors concern (Cu 2+ , Zn 2+ , As 2+ , Cd 2+ and Pb 2+ ) arise from number of industrial, mining and agricultural activities....

Ngày tải lên: 14/03/2014, 15:20

... in Zaozhuang which supplies 2% of total energy needs (10% of the energy needs in the residential and commercial sectors) in three surrounding municipalities—Jining and Linyi in Shandong Province ... for Chongqing is representative of China. Given that the in ation rate in China between 1998 and 2000 was À1% and that the per capita income in China is projected to increase from $840 in 2000 ... link by quantifying the impacts of air pollution in eastern China on public health in 2000, and the benefits in improved air quality and health that could be obtained by 2020, relative to business-as-usual (BAU),...

Ngày tải lên: 15/03/2014, 20:20

... sub- sistence farming and fishing. The provisions of the Nigerian Constitution stipulates that: All minerals, mineral oils and natural gas in, under or upon any land in Nigeria or in under or upon ... pat- tern of toxic waste dumping quite prevalent and attractive to MNCs are: weak or non-existing national environmental pol- icy and standards in many developing countries, ineffective environmental ... of Wilson Pinheiro and Francisco “Chico” Mendes in the Amazon rain forest, the massacre of Father Nery Lito Satur and several others in the Philippines, and the public hanging of Ken Saro-Wiwa and eight...

Ngày tải lên: 15/03/2014, 23:20

... Unger, and Sydow, 1998). In cooperation with the Department of Environment of the Berlin state government, the Institute of Meteorology of the Free University of Berlin and Inforadio Berlin, the ... acquisition of necessary input data, the study of the particularities of the Santiago region and the demonstration of the functionality of the EIS in terms of analysis and forecast of air pollution. such ... coastal-lows (Rutllant and Garreaud, 1995). In spring and summer, the relatively larger insolation determines an increase in the depth of the mixed layer counteracting the accumulation of pollutants. Nonetheless,...

Ngày tải lên: 23/03/2014, 04:20

... Perceived changes of pain were recorded and individual and patterns of physical findings assessed for both groups at baseline and at follow-up. In subjects with no or minimal preceding pain we additionally studied ... for the infraclavicular portion of the bra- chial plexus (Table 5). Summarized individual findings The summarized individual physical findings was reduced in 35 and increased in 18 out of the ... service instructed subjects in the intervention group in stretching exercises based on neurodynamic principles [24,25]. Groups of 10–12 employees were instructed in sessions of 20 minutes during...

Ngày tải lên: 20/06/2014, 00:20

... comprehension of inter- actions between environmental quality and ecosystem integrity has increased the interest in finding biolog- ical indicators that provide a more accurate guide to changes in ecological ... nutrients and conductivity. Table 1. Summary of ANOVA statistics for the evaluation of substrate and date of sampling effect in the Boyer River. Taxa Substrate Effect Sampling Date Effect Interaction ... of valves for the six dominant species) showed the major influence of sampling date and the minor influence of substrate type. Different treatments explained, on aver- age, less than 2% of...

Ngày tải lên: 28/07/2014, 17:21

... scores. This may explain their finding of significantly raised baseline cortisol in their sample of CFS patients. Scott and Dinan [22] reported a finding of low urine free cortisol in patients with ... to inhibit gonadotropin-releasing hormone and the pulsatile secretion of luteinizing hormone. Infusion of corticotropin-releasing hormone into the cerebral ventricles leads to inhibition of LH ... role in fibromyalgia and CFS. Early investiga- tions postulated hypofunction of the HPA axis in these conditions, based on the finding of low urinary free cortisol, and suggested the hypothesis of...

Ngày tải lên: 09/08/2014, 01:23

... height and flowering time in Nicotiana rustica (P ERKINS & JINKS, 1968, 1971, 1973 ; B RUMPTON et al., 1977 ; JINKS et al., 1977 ; BOUGHEY & JINKS, 1978), and egg ... !,(3’, and was carried out on high and low responsiveness of egg production in representatives of three wild populations of Tribolium castaneum in Israel (Jaffa, Rehovot and ... comparing the net fecundity (number of eggs recovered) by virgin females in three types of flour : fresh, mildly- conditioned and highly-conditioned. The use of virgin females...

Ngày tải lên: 09/08/2014, 22:23

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Ngày tải lên: 29/10/2014, 22:17

... accounting for 71% of the area in main- land China), and includes eleven provinces and one municipality, but the population is relatively sparse (360 million, accounting for only 28% of the ... gender and school type affecting the prevalence of refractive errors. Quality Assurance All investigators and staff involved in this re- search participated in an intensive two-day training. ... National Bureau of Statistics of China. China statistical year- book 2003 [in Chinese]. Beijing: China Statistics Press. 2003: 100-102. 19. Chongqing Municipal Bureau of Statistics. Chongqing statistic- al...

Ngày tải lên: 25/10/2012, 11:40