American officials joined Russia, Saudi Arabia and Iran in objecting to language on fossils fuels, biodiversity and plastics in a report that was three years in the making.
ยฉ Monicah Mwangi/Reuters
The opening session of the 7th United Nations Environment Assembly in Nairobi, Kenya, on Monday.
Blooms of yellowish-brown seaweed along the Equator are breaking records and defiling beaches, while a centuries-old patch farther north is disappearing.
ยฉ Paola Chiomante/Reuters
Mexican National Guard members during a sargassum seaweed cleanup event in Cancun, Mexico, in June.