41.   The experts attributed the increased danger to dropping sea temperatures in the western Pacific Ocean and lower sub-tropical pressures in the northwest Pacific.

n. + temperature >>共 167
body 16.58%
water 12.59%
air 7.38%
sub-zero 5.73%
ocean 4.34%
summer 3.91%
sea 3.56%
below-normal 3.30%
winter 3.21%
above-normal 2.86%
sea + n. >>共 444
water 9.39%
salt 5.13%
lane 3.96%
creature 3.70%
life 3.20%
border 3.16%
ice 2.78%
bed 2.57%
port 2.27%
bottom 2.15%
temperature 1.73%
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