UNITED NATIONS

A girl carries a sign saying "Climate justice for all" as she takes part in a protest against climate change coinciding with the Climate Conference, known as COP22, taking place in Marrakech, Morocco, Sunday, Nov. 13, 2016. (AP Photo/Mosa'ab Elshamy)

Report: carbon emissions flat in last 3 years

Worldwide emissions of heat-trapping carbon dioxide have flattened out in the past three years, a new study showed Monday, raising hopes that the world is nearing a turning point i...