Indonesian children pick up trash from a beach in Surabaya city, East Java province, on September 21, 2019, as seen during a beach cleanup by children as part of world cleanup day campaign. (Photo: AFP/Juni Kriswanto  

SYDNEY: Thousands of activists fanned out across beaches and rivers throughout Asia Saturday (Sep 21), picking up rubbish and drawing attention to the amount of trash that is dumped worldwide, a day after millions marched to urge world leaders to act on climate change.