Tài liệu SuStainable Production of Second-Generation biofuelS pot

... roughly 45% of total biofuel consumption in 2030. Sustainable Production of Second-Generation Biofuels – © OECD/IEA 2010 Page | 25 3 IEA Projections of Future Demand for Biomass and Biofuels ... funding program of USD 12 million for second-generation biofuels, as well (Department of Resources, Energy and Tourism, 2009). Sustainable Production of Second-...

Ngày tải lên: 22/02/2014, 09:20

... thus called for a “form of sustainable development which meets the needs of the present without compromising the ability of future generations to meet their own needs”. Many definitions of sustainable development ... N i (t)theabundance (number of individuals, or approximation by a continuous real) or the density (number of individuals per unit of surface) of species i ∈{1,...

Ngày tải lên: 18/02/2014, 14:20

... expected from the linear dependence of current on overpotential. This indicates the initiation of diffusion control of the deposition process, but also the initiation of dendrite growth, which compensates ... electrodeposition of metals is due to the initiation of dendritic growth at overpotentials close to that at which complete diffusion control of the process on the flat part...

Ngày tải lên: 21/02/2014, 18:20

... components of the FSC and PEFC sustainable forest management (SFM) certication standard are covered in other sections of this guide. 6 Introduction Introduction 1 Sustainable Procurement of Wood ... of wood fiber. PURPOSEANDSCOPE OF THISGUIDE The purpose of this Guide and resource kit is to assist sustainability of cers and businessprocurementmanagers,especiallymajor...

Ngày tải lên: 22/02/2014, 09:20

Ngày tải lên: 23/02/2014, 12:20

... utilization of renewable resources and reduction of carbon dioxide emissions. In order to further reduce CO 2 emissions, biofuels were used where there was an excess energy demand. Biofuels are ... 5 List of Figures Figure 1: Price of wood as a function of transportation distance. 9 Figure 2: Chemrec gasification process 19 Figure 3: Conceptual diagrams of different t...

Ngày tải lên: 26/02/2014, 14:20

... U.S. Department of Agriculture. Economic Research Service. Technical Bulletin Number 1848. March, 1996. Frank, G. “Cost of Production versus Cost of Production. ” University of Wisconsin. Center ... costs of milk production than for selection of the organic approach (table 7). Operator age and a primary occupation off-farm were positively associated with production cost...

Ngày tải lên: 22/02/2014, 05:20

... Limited studies of occupational exposures suggest that inhalation exposure is below 1 mg/m 3 during production of DIDP and below 2 mg/m 3 during production of PVC. Although estimates of dermal exposure ... toxici- ties of several phthalates is extensive. In addi- tion, there is widespread public concern about the safety of phthalates. As part of the evaluation of phtha...

Ngày tải lên: 13/02/2014, 10:20

... climatic settings of the Lester and Branstetter leases resemble that of much of the major southern mid-continent oil- and gas-producing area of the U.S. The leases are also typical of many depleted ... allowing the flow of high salinity water to the surface and shallow aquifers. Environmental impacts of petroleum production arise primarily from the improper disposal of...

Ngày tải lên: 14/02/2014, 03:20

... leaf structural characters of selected accessions of Hevea brasiliensis Transverse section of one year old twig of wild Hevea accession MT 1623 having maximum number of IXP IXP PX X 16 X 4 17 Clonal ... average annual rain fall of 7.5mm per day - average of 90 rainy days/ year. 1 A mature rubber plantation Amazonian accessions of wild Hevea germplasm – A potential source...

Ngày tải lên: 21/02/2014, 04:20