the water footprint of the guadiana1

... the individual country, the average of the other countries is used Step 7: Estimating the water footprint of paper products in the forestry stage For a quantification of the water footprint of ... appropriation of the evaporative flow, just like the blue water footprint aims to measure human’s appropriation of the runoff flow The green water footprint measures the part of the evaporated rainwater ... Netherlands The Dutch water footprint related to the consumption of paper products is significant if compared to the footprint related to the consumption of other products The water footprint of paper...

Ngày tải lên: 09/03/2014, 00:20

... water footprint) and the part of the footprint that presses on other countries in the world (external water footprint) The distinction refers to use of domestic water resources versus the use of ... About 42% of this footprint is due to the use of blue water, another 39% to the use of green water and about 19% to the dilution water requirements (Table 6.1) About 44% of the global water use ... water respectively 3.2 The virtual water content of seed cotton The virtual water content of seed cotton (m3/ton) has been calculated as the ratio of the volume of water (m3/ha) used during the...

Ngày tải lên: 23/03/2014, 00:20

... study is 28% of the water footprint of the global average cow milk The water footprint of the soy burger examined here is 7% of the water footprint of the average beef burger in the world For ... 62% of the total water footprint of soy milk refers to the water footprint of soybean cultivation In the case of soy burger, this is 74% In the case of soy milk, 90% of the supply-chain water footprint ... Figure show the colour composition of the water footprints of soy milk and soy burger 93% of the total water footprint of the litre of soy milk is from green water resources, 4% is from blue water...

Ngày tải lên: 31/03/2014, 22:20

... standard of Vietnam (TCVN 5942/95/B) [4, 9] The two reasons for this situation are the discharges of cattle waste into channels then to river and the uses of fertilizer The concentrations of DO, ... 10.000 With the above analytic results, we drew some comments as follows: All the twenty water samples has very high coliform indices, exceeding the limited value of class B - surface waters quality ... craft village) brought about serious pollution for the reach run thought there The cause is the discharging directly untreated waste water into the stream [1] In general, except a few heavy pollution...

Ngày tải lên: 05/03/2014, 10:20

... footprint of a community = the sum of the water footprints of its members • The water footprint of national consumption = the sum of the water footprints of its inhabitants • The water footprint of ... the sum of the individual water footprints of the members of the community The water footprint of a producer or whatever sort of business is equal to the sum of the water footprints of the products ... nations The ‘internal’ Water Footprint Accounting  23 Box 3.1  The relation between the different sorts of water footprints •  The water footprint of a product = the sum of the water footprints of the...

Ngày tải lên: 06/03/2014, 16:20

... approximately therms of natural gas per metric ton of malt, or 11.2 g of CO2e per 6-pack of FT Depending on the efficiency of the kiln and the amount of roasting required, between 30 and 60 therms of natural ... combustion of fuel or leakage of refrigerant hydrofluorocarbon (direct), or released during the prior production of material or generation of electricity (indirect) In the context of the GHG Protocol of ... respectively.51 Based on the average yield of hops in 2006, operation of farm equipment therefore resulted in 470 g of CO2 emissions per kilogram of hops The 2.3 g of hops used in the production of FT thus...

Ngày tải lên: 08/03/2014, 23:20

... transpirational water loss On the other hand, plants species classified as water spenders have the opposite characteristics Despite of ecological and economical value of A chilensis in Patagonian region, there ... representative of the environmental extremes of the species distribution They were bred in a greenhouse in the EEA INTA Bariloche, Argentina In addition, we carried out some of these measurements ... graduate students of CONICET We also thank the support of the Genetics Group of INTA EEA Bariloche, which provided the plants for the experiments We also thank two anonymous reviewers for their valuable...

Ngày tải lên: 08/08/2014, 00:21

... 1) The lower hydraulic resistance of the leaf blade recorded in I- versus the NI-seedlings would further favor the water transport within the leaf Perhaps the most convincing evidence of the ... the surface of the pot under a water stream, pots were enclosed in plastic bags fitted tightly to the seedling stem and immersed in distilled filtered water The shoot was then cut off under water, ... amount of photosynthetic products in the accumulation of cell wall materials in the leaf rather than in seedling growth Although the functional significance of sclerophylly is still matter of debate...

Ngày tải lên: 08/08/2014, 14:22

... external inputs of water from 10 July to September by means of a 1-m deep circular trench all around the plot and a waterproof plastic roof located m above the ground At the end of this period, ... paper the values of gL computed with the second technique = in the flux/potential relathe summer for one tree from the control and one from the dry plot are shown in figure The slope of the regression ... added the data on the seasonal evolution of embolism, the water potential values being the midday leaf water potentials recorded on the days the samples were collected The degree of embolism in...

Ngày tải lên: 08/08/2014, 18:21

... collected in the illuminated part of the crown, were sampled on six trees of the same dimension selected for the experiment both in the CO spring and in the control site In July (just before the second ... to the heater The heat pulse velocity (recorded at 30 intervals) was calculated from the time taken by the re-equilibration of the bridge, ie, by the heat pulse to travel the distance from the ... value of observations made at these sites despite the lack of an exact control This study was undertaken with the aim of examining water relations of mature trees of holm oak and downy oak grown...

Ngày tải lên: 08/08/2014, 18:21

... areas ern Italy nances What is the contribution of these results to the understanding of the ecology of silver fir? Water relations of fir are very close to that of pines despite marked differences ... each variable can of course change A cloudy spell may also induce a shift in the model, but the general shape of the curves and especially coincidence of the peaks is always the rule At SPC, due ... 0.2-0.4 MPa below the potential of the driest soil layer, though this, as at the other site, depended on the trees ψ fell to p -1.14 MPa in 1991 and the oldest needles of all trees already...

Ngày tải lên: 08/08/2014, 19:21

... cm·s -1 After the rain at the end of August and the beginning of September, and rehydration of the dry plot, the g in both plots recovs ered to the pre-stress value The decreases in the ratios T/TM ... dysfunction Assessment of the sensitivity of stomata to soil water deficit was one of the principal goals of this study The relative reduction of g due to the decline of Ψ reported here s ... shows the seasonal course of average predawn (Ψ and midday water ) pd potential (Ψ of trees in the dry and ) m watered plots Before the roof was put in place, when the soil was well-watered,...

Ngày tải lên: 08/08/2014, 19:21

... achieved their covered with a dense net of hairs (Fig 3, 1a and 2a); 2) as the leaf matures, all stomates end their development and hairs progressively disappear (Fig 3, 1b and 2b) The decrease ... epidermal resistance after the leaf has reached its full size may thus be attributed to both stomatal development and a decrease in boundary layer resistance development They are References Nizinski ... foret de Fontainebleau Ann Sci For 46, 173-186 Nizinski J & Saugier B (1989b) A model of transpiration and soil -water balance for a mature oak forest Agric For Meteorol in press budding ...

Ngày tải lên: 09/08/2014, 04:20

... Concentrations of 226 Ra were greater than 0.185 Bq.l-1 in 10 (50%) of the 20 samples analysed for this isotope Typically, for 40% of the 20 samples the pH of the water was lower than 6.3 and for 10% of these ... can be extracted from the water The extraction efficiency (percentage of radon removed from the water into the air loop) is around 94% for a 250 ml sample The exact value of the extraction efficiency ... concentrations of 238 U in rock, soil and water, or the temperature, salinity and turbidity of water may play a key role in accelerating the rate of increase of 222 Rn concentrations in these 20 groundwater...

Ngày tải lên: 08/09/2015, 20:16

... enough for the base of the freshwater lens to descend to the contact, freshwater below the Thurber Discontinuity is thoroughly mixed with the Water 2010, seawater, thus truncating the freshwater lens ... from the ocean side to the middle of the island Each test series was run over the range of island widths (150 to 1100 m) in order to quantify the influence of the width of the island, and the ... windward islands over a range of island sizes The results of the steady-state numerical simulations enabled the inclusion of the effects of each of the influencing features of atoll island hydrogeology...

Ngày tải lên: 11/06/2016, 09:03

... product The water footprint of the business as a whole consists of the sum of the water footprints of the different business units The water footprint of a business unit is defined as the total ... support the business The WF of a business unit consists of two parts: the operational water footprint and the supply-chain water footprint The operational water footprint is the amount of freshwater ... connected to the concept of the ‘business water footprint is the concept of the ‘product water footprint The water footprint of a product is defined as the total volume of freshwater that is used...

Ngày tải lên: 06/03/2014, 21:20

... 34.4 % of that of points to so 65.6 % of SS in sewage deposited at the bottom of the channels and lakes during the flow Furthermore, the population of these catchments, that discharged the sewage ... not measure the water quality during the latter part of 1998 so the data in September 1997 were used instead of the data in September 1998 In addition, the mean values of SS of surface water in ... at the outfalls of the sewer adjoining the Tonle Sap River Points to 10 were located at the channel and Beong Trabek Lake The wastewater flowed down from point to 10 by gravity The width of the...

Ngày tải lên: 05/09/2013, 09:08

... apparent that the height of BRM column and the flow rate of water strongly influence the sterilizing ability The sterilizing ability of column increases along with the increase of the BRM layer ... chemical weathering of ultramafic bedrocks at the surface of the earth [14] It was found that laterite’s profiles depend on the conditions of weathering intensities, geotectonic zones and the parent ... by the high oxidation potential of MnO2 The other is to survey the effects of Mn2+ on sterilizing process of MnO2 by changing the concentration of Mn2+ Chapter RESULTS AND DISCUSSION 3.1 Synthesis...

Ngày tải lên: 10/02/2014, 15:24

... diffusion of water vapor accounts for some water movement As plants absorb water from the soil, they deplete the soil of water near the surface of the roots This depletion reduces Yp in the water ... on the lower surface of the leaf On its way from the leaf to the atmosphere, water is pulled from the xylem into the cell walls of the mesophyll, where it evaporates into the air spaces of the ... Cohesion–Tension Theory Explains Water Transport in the Xylem In theory, the pressure gradients needed to move water through the xylem could result from the generation of positive pressures at the base of the...

Ngày tải lên: 20/02/2014, 01:20

... 70% of the Environmental Footprint of developed countries such as the UK, we impact on the planet in other ways than just our carbon footprint Our Ecological Footprint is a combination of all the ... to Calculating a city footprint The centrepiece of the report is a ranking of the 60 cities in Britain according to the average Ecological Footprint size of their residents The results are calculated ... This rural footprint is then subtracted from the total footprint of the city LA Finally, the remainder is divided by the urban population to find the city’s EF/cap (see the example of Winchester,...

Ngày tải lên: 25/02/2014, 01:20