Greenpeace activists stand next to massive letters delivering the message ”Time for Change: The Future is Renewable,” next to the hummingbird geoglyph in Nazca in Peru, Monday, Dec. 8, 2014. Greenpeace activists from Brazil, Argentina, Chile, Spain, Germany, Italy and Austria displayed the message, which can be viewed from the sky, during the climate talks in Peru, to honor the Nazca people, whose ancient geoglyphs are one of the country’s cultural landmarks. (AP Photo/Rodrigo Abd)