On a different kind of photography award, Prix Pictet 2009 has been awarded to Navin Kander, a British-based photographer, for his "Yangtze, The Long River" series.
The Prix Pictet, according to the official website, is 'the world's first prize dedicated to photography and sustainability'. Its goal is 'art of the highest order, applied to the immense social and environmental threats of the new millennium'.
The theme of the competition this year is 'Earth'.
Here are some of Kander's work in the series: