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land O
- O
uses O
( O
e.g. O
forest B-climate-nature
, O
cropland B-climate-assets
) O
are O
relatively O
stable O
and O
outlet O
C O
variations O
are O
mainly O
dominated O
by O
controlled O
runoff B-climate-properties
volumes I-climate-properties
rather O
than O
by O
input B-climate-properties
C I-climate-properties
concentrations I-climate-properties
. O
In O
addition O
, O
isotope O
analysis O
also O
shows O
that O
C B-climate-nature
fluxes I-climate-nature
influenced O
by O
human O
activities O
( O
e.g. O
agriculture B-climate-assets
, O
aquaculture B-climate-assets
) O
could O
contribute O
the O
dominant O
particulate O
organic O
carbon O
under O
typical O
climatic O
conditions O
, O
as O
well O
as O
drought B-climate-hazards
conditions O
. O
-DOCSTART- -X- O O f8bbb24ee89032167e03047715d60657
Much O
of O
the O
debate O
on O
global O
climate O
change O
has O
focused O
on O
direct O
costs O
of O
mitigation O
. O
The O
present O
analysis O
incorporates O
a O
linkage O
between O
air B-climate-hazards
pollution I-climate-hazards
and O
ancillary B-climate-assets