DOCUMENTATION OF LAND USE INDICATORS ... - GaBi Software
DOCUMENTATION OF LAND USE INDICATORS ... - GaBi Software
DOCUMENTATION OF LAND USE INDICATORS ... - GaBi Software
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
3<br />
In the exaample,<br />
results<br />
and re espective iinterpretatio<br />
on approac ches are ppresented<br />
for f Erosionn<br />
Resistancee<br />
(Transformation)<br />
and d Biotic Prooduction<br />
(O Occupation) ). Indicator values are e shown forr<br />
the extracttion<br />
of 1 t off<br />
lignite in Spain S and 1 t of lignite in Malaysia a. The respeective<br />
indica ator values, ,<br />
scaled to 1 kg, can bee<br />
found in th he <strong>GaBi</strong> dattabase.<br />
Figure 1:<br />
EXAMPLLE<br />
[kg/a]<br />
1,660E‐02<br />
1,440E‐02<br />
1,220E‐02<br />
1,000E‐02<br />
8,000E‐03<br />
6,000E‐03<br />
4,000E‐03<br />
2,000E‐03<br />
0,000E+00<br />
Erosion RResistance<br />
transformmation<br />
indicator<br />
values<br />
for thee<br />
extraction n of 1 t off<br />
lignite in Spain and Malaysia<br />
(Q(t4)-Q(t1) ))*area usedd.<br />
Erosion<br />
RResistannce<br />
(Transformmation)<br />
Lignite SSpain<br />
Liggnite<br />
Malaysiaa<br />
Transformaation<br />
exammines<br />
the pe ermanent immpacts<br />
cau used by a la and use. It is calculate ed with thee<br />
following foormula:<br />
Figure 1 s<br />
lignite in S<br />
values are<br />
lignite an a<br />
year in the<br />
the transfo<br />
between th<br />
for the land<br />
is a moor 3<br />
hows the EErosion<br />
Res sistance traansformation<br />
n indicator values for tthe<br />
extraction<br />
of 1 t off<br />
Spain compared<br />
to the e indicator vvalues<br />
for the<br />
extractio on of 1 t liggnite<br />
in Malaysia.<br />
Bothh<br />
positive, wwhich<br />
means s there is a negative im mpact on the<br />
environmment.<br />
In Spa ain for 1 t off<br />
amount of 00.0023<br />
kg soil<br />
is additioonally<br />
erode ed to the na aturally occcurring<br />
soil erosion perr<br />
e time followwing<br />
the reg garded land use on the e used land due to the permanent t impacts off<br />
ormation. In Malaysia this<br />
amountt<br />
sums up to o 0.0143 kg g. The reasoon<br />
for the discrepancy<br />
d y<br />
he lignite exxtraction<br />
im mpacts in Sppain<br />
and Malaysia M is due d to the ddifferent<br />
lan nd qualitiess<br />
d use typess<br />
in the situa ation t1 and t4. In Spain n the land use<br />
type for t1 is grassla and, for t4 itt<br />
landscapee<br />
that repres sents falloww<br />
land with some vege etation. Thee<br />
quality diff ferences off<br />
the two situuations<br />
are not as grav ve as for MMalaysia:<br />
There,<br />
the lan nd use type for t1 is (su ub-) tropicall<br />
3<br />
not repres senting hill orr<br />
raised moors,<br />
but deple eted land.<br />
Page 18 / 222