Nearly 70 percent of the groundwater stored in parts of the United States' High Plains Aquifer — a vast underground reservoir that stretches through eight states, from South Dakota to Texas, and supplies 30 percent of the nation's irrigated groundwater — could be used up within 50 years, unless current water use is reduced, a new study finds.

WASHINGTON, DC:  The Diplomatic Courier and Young Professionals in Foreign Policyare pleased to announce that Manjula Dissanayake, Fellow, Ignite Good, has been recognized on

Nearly 30 million people around the world are living as slaves, according to a new index ranking 162 countries.

The Global Slavery Index 2013 says India has the highest number of people living in conditions of slavery at 14 million.

But Mauritania has the highest proportional figure with about 4% of its population enslaved.

The report's authors hope it will help governments tackle what they call a "hidden crime".

'Better measure'