UNEP:
Yann Arthus Bertrand and UNEP Executive Director, Achim Steiner at l'Elysee.
UNEP:
Yann Arthus-Bertrand.
UNEP:
Yann Arthus-Bertrand.
UNEP:
UNEP Executive Director, Achim Steiner and Yann Arthus's meeting with Nicolas Sarkozy.
UNEP:
UNEP Executive Director Achim Steiner presents Yann with his 2009 Champions of the Earth award.
UNEP:
UNEP Executive Director Achim Steiner presents Yann with his 2009 Champions of the Earth award.