Hundreds of environmentalists arrange their bodies to form a message of hope and peace in front of the Eiffel Tower in Paris

Hundreds of environmentalists arrange their bodies to form a message of hope and peace in front of the Eiffel Tower in Paris, France, December 6, 2015, as the World Climate Change Conference 2015 (COP21) continues at Le Bourget near the French capital. REUTERS/Benoit Tessier – RTX1XF6Y