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Considering O
anthropogenic O
adjustments O
, O
this O
discharge B-climate-properties
corresponds O
to O
at O
least O
14,000 O
m3s-1 O
in O
the O
present O
situation O
, O
thus O
reaching O
similar O
values O
as O
current O
flood B-climate-hazards
protection O
levels O
. O
Other O
floods B-climate-hazards
of O
similar O
size O
( O
millennium O
floods O
) O
occurred O
around O
784 O
and O
1374 O
AD O
, O
and O
4500 O
and O
6200 O
years O
ago O
. O
-DOCSTART- -X- O O 9ad1062de7cd3528d4b18c09d250af7f
Climate O
change O
threatens O
global O
ecosystems O
and O
the O
maintenance O
of O
biodiversity B-climate-organisms
via O
its O
impacts O
on O
the O
survival B-climate-organisms
of I-climate-organisms
individual I-climate-organisms
species I-climate-organisms
and O
the O
preservation O
of O
their O
ecological O
functions O
. O
The O
effects O
of O
climate O
change O
are O
particularly O
evident O
in O
the O
mountainous B-climate-nature
areas O
of O
southwestern O
China O
that O
support O
the O