Increased protection of natural fisheries is leading to better returns for at least some fish farmers, who now account for half the world's aquatic harvest.

FORBES: Swimming in Prosperity

But this device was once one of the most important tools in the world, used to cut grass for hay and harvest crops from fields.

FORBES

With cocoa and cotton ready for harvest in Ivory Coast - the economic powerhouse of the region, and the world's largest cocoa producer - every lapse in the peace process creates more economic hardship.

BBC: Nigeria snubs Ivory Coast force

Many cultures around the world celebrate a yearly thanksgiving festival, a time when we express our gratitude for a successful harvest.

FORBES: How to Put More Giving into Thanksgiving