No link between tornadoes and climate change: US

The United States is experiencing the deadliest year for tornadoes in nearly six decades, but a top US weather expert said Monday there is no link between the violent twisters and climate change.

Q&A: The impact of China's rapidly aging society

Due to its economic growth and large population, the People's Republic of China is widely viewed as a rising economic and military superpower. But declining fertility rates and increased life expectancies over the last few ...

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