Which is the antonym of tentative?
A. Dependent
B. Unconditional
C. Subject to
D. Contingent
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Which is not the meaning of “run-up”?
A. Slow growth
B. The act of running up something
C. A usually sudden increase in volume or price
D. A period immediately preceding \ pri-ˈsē-diŋ \ an action or event
What will be the damage of global warming?
A. Melting ice sheets will disrupt oceanic circulation patterns.
B. If the temperature rises, the atmosphere’s capacity to hold water grows, and storms will pour forth with greater abandon
C. The sea levels will rise, which is perilous for the low-lying islands and flat countries.
D. Huge economic cost will be caused by permafrost emissions
If the carbon held in permafrost soils as frozen organic matter thaw, vast amounts of methane will be released.
The land is absorbing almost all the heat added to the climate system
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