Creative Commons licensed images used in this montage

The photograph of the young girl holding a bottle of dirty water is by Pierre Holtz and is licensed under the Creative Commons Attribution-Share Alike 2.0 Generic license.

The photograph of the approaching rainstorm is by Malene Thyssen and is licensed under the Creative Commons Attribution-Share Alike 2.5 Generic license.

The photograph of the gerbera reflected in a water drop is by Friedrich Böhringer and is licensed under the Creative Commons Attribution-Share Alike 2.5 Generic license.

The photograph of the running tap is by Alex Anlicker and is licensed under the Creative Commons Attribution ShareAlike 3.0 License.

The photograph of the water purification is by שי קסל and is licensed under the Creative Commons Attribution 2.5 Generic license.