US wetlands decreasing due to climate change

New research suggests climate change and over-development cause the wetlands to disappear, putting wildlife at risk.

The US has an ecological problem.
 
New research shows its wetlands are disappearing fast, putting wildlife and even the food chain at risk.
 
The research suggests that the reason is climate change and over-development.
 
Al Jazeera’s Rob Reynolds reports.

Source: Al Jazeera