President Obama has announced several rounds of economic sanctions on Moscow, acting with European allies. Here are answers to some simple questions about sanction specifics.
More than half a year after a devastating conflict in Gaza, large sections of the Palestinian territory show little sign of a rebuilding effort, leaving tensions to build toward another war.
The international war in Yemen comes after a surge in the recruitment of children by armed groups and the military. An end to the conflict must focus on renewing the UN's efforts to protect Yemen's teenagers from being pressed into battle.
Iran's largest salt lake has shrunk by 90 percent over the last decade, one of many endangered water resources. Iran is belatedly adopting modern drip irrigation. Mar 22 is International Water Day.