Leaf rust is eating away at coffee trees in Central and South America. Hundreds of thousands of people are out of work because of it. Now, an unlikely coalition of American coffee chains, coffee shops and bankers are coming to the rescue.
It's been 101 years since the first ship traversed the Panama Canal's 48-mile waterway. But now the canal is too small to take the world's largest container ships. A massive expansion project has been underway, but the new changes are raising safety concerns for some.
As the price of gold stays at record high levels, it's caused a resurgence in the mining industry in Nicaragua. One of the Western Hemisphere's poorest countries, it's enjoyed the greatest growth in GDP in recent years because of gold mining.
An epidemic, the disease chytrid, is spreading among the world'a amphibian population, decimating whole species. Now, scientists are building arks in an effort to save species before the disease can wipe them out.
US Contractor Alan Gross has been imprisoned in Cuba for the last four years on charges of spying. He's now going on a hunger strike. He says it's to protest both the Cuban and US government. Peter Kornbluh, of the National Security Archive, explains the real danger of Gross doing such a move, both for the contractor and for US Cuban relations.