Children's Eyes on Earth

Selections from this year's international photography contest for kids.
Children's Eyes on Earth 2012

This slideshow originally appeared on the Guardian website.

Thousands of young photographers worldwide submitted their images to the Children's Eyes on Earth youth photography contest, which aims to raise awareness of environmental issues. Children aged 17 and under were encouraged to illustrate the themes of 'I love nature' and 'I hate pollution.' Here are the winning shots, along with a selection from those shortlisted.