South Sudan has faced a decade of civil war and years of poverty. CBS News foreign correspondent Chris Livesay reports from Juba, South Sudan, with the latest on the pope's mission.

African countries had 14 of the world’s 67 heat extreme events last year, and several had at least three months of hotter ...

South Asia is highly vulnerable to climate change. Average temperatures have been rising throughout the region, and rainfall has become more erratic. These changes are projected to continue accruing ...