Bildnachweis

Paris climate change conference 2015 concept – © Delpixel – shutterstock.comParis climate change conference 2015 concept
© Delpixel – shutterstock.com
Technologies connecting the world – © Sergey Nivens – shutterstock.comTechnologies connecting the world
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snowflakes on snow – © ch123 – shutterstock.comsnowflakes on snow
© ch123 – shutterstock.com
Supermarket – © Adisa – shutterstock.comSupermarket
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Arch iceberg in Greenland – © Henri Vandelanotte – shutterstock.comArch iceberg in Greenland
© Henri Vandelanotte – shutterstock.com