Lebanese environmental activists clean the beach of "San Michel", which faces serious pollution, at south of Beirut, Lebanon, Aug. 25, 2018. (Xinhua/Bilal Jawich)

Lebanese environmental activists clean the beach of "San Michel", which faces serious pollution, at south of Beirut, Lebanon, Aug. 25, 2018. (Xinhua/Bilal Jawich)

Lebanese environmental activists clean the beach of "San Michel", which faces serious pollution, at south of Beirut, Lebanon, Aug. 25, 2018. (Xinhua/Bilal Jawich)

Lebanese environmental activists clean the beach of "San Michel", which faces serious pollution, at south of Beirut, Lebanon, Aug. 25, 2018. (Xinhua/Bilal Jawich)

A Lebanese environmental activist cleans the beach of "San Michel", which faces serious pollution, at south of Beirut, Lebanon, Aug. 25, 2018. (Xinhua/Bilal Jawich)

Lebanese environmental activists clean the beach of "San Michel", which faces serious pollution, at south of Beirut, Lebanon, Aug. 25, 2018. (Xinhua/Bilal Jawich)