As the Philippines tries to recover from Typhoon Haiyan, scientists are looking more closely at the storm. With wind speeds of more than 190 miles per hour, Haiyan was the most powerful tropical storm to make landfall in recorded history.
At a UN Climate Conference in Warsaw, Poland, The Philippines delegate Yeb Sano delivered a passionate address to the group:
"We are conscious of the state of the science and we do not attribute a single weather event but we also know the trend of typhoons and the shift of our typhoon belt and the implications of what's happening on the ground."
For more on the strength and potential causes of this devastating typhoon, we're joined by Quirin Schiermeier, senior reporter with Nature who writes about extreme weather.