Frozen sand dunes created by climate change

In the deserts of Abu Dhabi, petrified "fossil dunes" create a beautiful tourist attraction that scientists say offers insight into historic climate change and, perhaps, the story behind Noah's flood.

Frozen sand dunes created by climate change
In the deserts of Abu Dhabi, petrified "fossil dunes" create a beautiful tourist attraction that scientists say offers insight into historic climate change and, perhaps, the story behind Noah's flood.