Biofuels, Solar and Wind as Renewable Energy Systems Benefits and Risks Episode 1 Part 10 pot

... the remaining 21 billion gallons of ethanol come from each year? Sources: DOE EIA, Renewable Fuels Association (RFA) 18 80 19 00 19 20 19 40 19 60 19 80 2000 2020 10 1 10 2 10 1 10 0 10 3 Oil production ... low-input high-diversity grassland biomass. Science, 314 , 15 98 16 00 Trainer, F. E. (19 95). Can renewable energy sources sustain affluent society? Energy...

Ngày tải lên: 27/06/2014, 08:20

... boilers 7965 (12 45) 7325 (11 45) 7066 (11 04) 7706 (12 04) Intermediate 87 71 (13 70) 813 1 (12 70) 7872 (12 30) 8 512 (13 30) Advanced 9605 (15 01) 8965 (14 01) 8706 (13 60) 9346 (14 60) Values in parenthesis ... (P 2 O 5 ) 23.0 kg 1 0. 61 per Kg 14 .0kg Potassium (K 2 O) 13 2.0 kg 1 0.44 per kg 58.1kg Lime 15 00.0 kg 1 0 .13 per kg 19 5.0kg Herbicides 0.5 kg 2 17 .20 per kg 8....

Ngày tải lên: 06/08/2014, 04:20

... 296, 382, 4 01 Tropics, 27, 28, 52, 227, 397, 407, 500 U Uncontrollables, 13 3, 14 0, 14 1, 14 6, 14 9 United States, 1 5, 8–9, 12 14 , 79 10 4, 11 0 11 2, 11 6, 11 8, 12 0, 12 2, 12 4, 12 8 12 9, 16 1 16 2, 16 3, 16 8, ... 73, 11 5, 12 1 12 2, 13 0, 488 Energy energy costs, 10 , 31, 11 7, 11 8, 12 0, 12 1, 14 3, 297, 299, 304, 306–307, 311 , 333, 336, 358, 359,...

Ngày tải lên: 06/08/2014, 04:20

... Practice and Proposed Methodology 2 31 Tom Gangwer ix Biofuels, Solar and Wind as Renewable Energy Systems 2 D. Pimentel Table 1. 1 Fossil and solar energy use in the U.S. and world (quads = 10 15 BTU) ... Forestry, Syracuse, New York, NY 13 210 , USA, e-mail: chall@esf.edu xix David Pimentel Editor Biofuels, Solar and Wind as Renewable Energy...

Ngày tải lên: 06/08/2014, 04:20

... the remaining 21 billion gallons of ethanol come from each year? Sources: DOE EIA, Renewable Fuels Association (RFA) 18 80 19 00 19 20 19 40 19 60 19 80 2000 2020 10 1 10 2 10 1 10 0 10 3 Oil production ... Earth ecosystems will collapse Source: The Visible Earth, NASA images, 06-25-2004, www.nasa.gov/vision/earth/environment/ 0624 hanpp.html 1 Renewable and So...

Ngày tải lên: 06/08/2014, 04:20

... Fig. 2 .18 . Table 2.2 Version 4.8 NPP/GPP global sums (posted: 01 Feb 2007) a Year b GPP (Pg C/yr c )NPP d (Pg C/yr) 2000 11 1 53 20 01 111 53 2002 10 7 51 2003 10 8 51 2004 10 9 52 2005 10 8 51 a Numerical ... ground cover classes Class a Area a 2003 US NPP b HHV c 10 6 ha 10 6 tha 1 yr 1 EJ yr 1 1 Cropland +Mosaic 219 14 84.8 25.2 2 Pastures 12 3 14 2.3 2.4 3 R...

Ngày tải lên: 06/08/2014, 04:20

... 4.0 5.0 6.0 7.0 8.0 19 81 19 82 19 83 19 84 19 85 19 86 19 87 19 88 19 89 19 90 19 91 19 92 19 93 19 94 19 95 19 96 19 97 19 98 19 99 2000 20 01 2002 2003 2004 2005 2006 2007e Billions ... lighter weight. Table 3 .1 Historical and projected uses of corn 2000 Percent of supply 2005 Percent of supply 2 010 Percent of supply Corn Supply (Millions of Bushel...

Ngày tải lên: 06/08/2014, 04:20

... of fuel 1 1.45 1. 75 1. 40 1. 70 1. 45 1. 75 1. 40 1. 70 Subsidy per MMBtu 12 .55 15 .15 12 .45 15 .05 12 .70 15 .30 12 .15 14 .75 Subsidy per GJ 11 .90 14 .35 11 .80 14 .25 12 .05 14 .50 11 .50 13 .95 Subsidy as share ... displaced Low estimate 305 300 310 295 High estimate 1 (600) (595) (605) (585) Cellulosic hypothetical case – low 11 0 11 0 11 5 11 0 Cellulosic hypot...

Ngày tải lên: 06/08/2014, 04:20

... 19 26, Tryon 19 27, Cottrell 19 55, Boulding 19 66, Georgescu Roegan 19 71, Odum 19 71, Daly 19 77, Herendeen and Bullard 19 75, Hannon 19 81, Kummel 19 82, Kummel 19 89, Jorgenson 19 84 and 19 88, Hall 19 91, ... Environmental Science and Forestry, Syracuse, New York 13 210 D. Pimentel (ed.), Biofuels, Solar and Wind as Renewable Energy Systems, C  Sp...

Ngày tải lên: 06/08/2014, 04:20

... × 0.34 = 11 .2% of fossil fuels. And since fossil fuels supply 86% of all energy used in the U.S., this 11 .2% is 0 .11 2% ×0.86 = 10 % of total energy used. 12 . Dr. Smallwood and K. Thelander reported ... history, as R. Rapier Accsys Technologies PLC, 5000 Quorum Drive, Suite 310 , Dallas, TX 75254 e-mail: rrapier1@yahoo.com D. Pimentel (ed.), Biofuels, Solar and Wind...

Ngày tải lên: 06/08/2014, 04:20