Global Warming

General view of dried-up rivers in the Pilbara region of Western Australia

David Gray/Reuters

A general aerial view of dried-up rivers in the Pilbara region of Western Australia

A general view shows flooded fields near Hildesheim, Germany, 28Â May 2013. The flood waters caused by torrential rains were slowly retreating according to the fire department.

Julian Stratenschulte/EPA

Flooded fields near Hildesheim, Germany, on Tuesday. The flood waters caused by torrential rain were slowly retreating according to the fire department. Read more

Clouds build up over the Victoria harbour before a storm in Hong Kong on April 30, 2013.

Philippe Lopez/AFP

Clouds build up over the Victoria harbour before a storm breaks in Hong Kong on Tuesday. Read more