Invasion of the jellyfish! Beach-goers will want to be on high alert when they wade into the water this summer, as populations of stinging jellyfish are booming in almost every ocean around the world. What’s worse is that the pesky invertebrates seem to be most prevalent in areas where human activity is heavily concentrated.
So what’s behind the boom? ”Global warming, pollution, and human activity in marine habitats are not generally regarded as good things,” says Gerry Bellet at the Vancouver Sun — ”unless you’re a jellyfish.”