A sculpture made of trash collected in Guanabara Bay stands on display at the Rio de Janeiro Federal University as part of an exhibit titled "The Sea Isn't Made for Fish" in Rio de Janeiro, Brazil, Monday, June 1, 2015. Around 30 art students used plastic bottles, tires, old flip flops, plastic helmets, scratched CDs, old tubes and plastic supermarket bags to make sculptures of ocean fauna including an octopus and dolphins. (AP Photo/Silvia Izquierdo)
