"They don't feel we're just giving them a toy, they feel that we're backing them," says Rami Adham, who regularly travels from Finland to Syria.
The WHO says three million deaths a year are linked to exposure to outdoor air pollution.
A spokesman told NBC News the militant group's leadership had hoped that Afghanistan would feature more prominently in the discussion.
A young girl made a plea to address racial bias in emotional remarks to Charlotte's City Council.
No one was injured in the blasts, which officials said likely had "xenophobic" motive.