From Montego Bay to Miami, sargassum is leaving stinky brown carpets over what was once prime tourist sand. But whether it gets ignored or removed, it comes with high health and environmental risks.

After a truck crash on Interstate 16, officials shut down a portion of that highway for days, affecting beach and port traffic alike.

Sea turtle nesting season is officially over. Scientists and volunteers counted 1,742 nests this year. That’s nearly half as many reported in 2016.