If so, the normal weapon to cool an overheating economy, higher interest rates, is likely to prove partly self-defeating in China because a rise in interest rates would lure in yet more hot money.

ECONOMIST: China's economy

"You have to get the recirculation system up and functioning so they can cool that water in the normal way, " said Gary Was, a nuclear engineering professor at the University of Michigan and a CNN consultant.

CNN: STORY HIGHLIGHTS

According to preliminary government forecasts, the country is expected to receive normal rainfall this year and this could cool food prices.

WSJ: India Inflation Slows to Below 6%

For example, because normal air conditioning is inadequate for lunar conditions, we were required to use cold water to cool the interior of our suits.

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The latest sea-surface height measurements reveal unusually cool water (shown as blue and purple) and sea levels that are two to seven inches below normal, extending from the Gulf of Alaska along the coast of North America.

CNN: satellite image