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New polls show recent disasters and personal experience have raised and widened global warming worries, but researchers warn of a huge gap between awareness and an adequate response.

The U.N. refugee agency says thousands of Nigerian refugees are fleeing to Chad to escape a surge of violence in northeastern Nigeria’s Borno state.

The World Health Organization has taken aim at the myth that migrants and refugees bring diseases to the countries they arrive in, with its first report on migrant and refugee health in the European region. In the report, the WHO dispels the falsehood that irregular migrants and refugees spread sickness among host communities.

For three days last week, thousands of Guatemalans blocked roads and major highways to protest the Central American country's slide toward a constitutional crisis. The protest organizers included groups that have long demanded justice: indigenous communities and campesinos, as rural and farm workers are called.

As a new round of peace talks between armed groups and the government of Central African Republic is scheduled to begin this week, the UN’s top humanitarian official in CAR warns that continued violence could push the country closer to famine.

Despite appalling conditions in Lebanese camps, most refugees say it is unsafe to go home.