Samson (right) explaining to volunteers about how Claire, a baby doll which measures air pollution, works. — AFP
Out for an afternoon hike, Veerle Bonaers and a friend stop pushing their baby and look down to their map, suddenly aware they have taken a wrong turn.
Their baby, Claire, dressed in pink slippers, doesn’t make a sound, sitting snug in her blue buggy, winter sunlight touching her soft tuft of blonde hair.
