Humans have manipulated marine and freshwater habitats for millennia. Early Indigenous peoples around the world showed ingenuity and an acute awareness of how ecosystems worked as they found ways to ...

From 1897 to 1906, J. D. F. Gilchrist, a marine biologist for the former British Cape Colony in what is now South Africa, repeatedly set out aboard the SS Pieter Faure to document the sea life of the ...

Ocean acidification is already threatening marine life around the world, and conditions are only expected to worsen in the coming years. But for certain shoreline environments, there may be a ...

About 24,000 years ago, when much of North America was buried under the ice of the Last Glacial Maximum, a few hunters took shelter in a small cave above the Bluefish River in what is now northwestern ...

It’s a blustery day in the autumn of 2023, and I’m standing in a roadside pullout in Northern California, looking at the past and future of the Klamath River. Immediately upstream I see Iron Gate ...

On a December day, the view at the Hiram M. Chittenden Locks looks like a scene from a film noir. Concrete structures rise from the water, accents on the skyline just a few shades darker than the sky.

Someone approaching the shores of Utah’s bleached-out and odiferous Great Salt Lake for the first time might be inclined to call it dead. This is not the case. Only half of it is at death’s door. The ...

Our boat noses into the craggy, primordial shore of Hecate Island. The first two off the deck have their hand lenses out before the rest of us touch land. They are Randal Mindell and Dan Tucker, both ...

It was a cool spring morning on British Columbia’s Vancouver Island when the ground began to buckle and heave. On the Richter scale, the earthquake reached a magnitude of 7.3 at a place called ...

The North Sea is a hard place to love. It’s not the cold, or the silty gray-brown waters that seem to suck the brightness out of the sky that make it unappealing, it’s what people have done to it over ...

Gray clouds hang low over the Trondheim Fjord, a huge, convoluted indentation in the central Norwegian coast. A gusting wind blows the tops off the waves, tosses rain in my face, and fills Braute’s ...

Wearing a navy-blue polo neck emblazoned with the Florida Aquarium logo, Keri O’Neil hugs a white cooler at Miami International Airport. “Coral babieeeeees,” she says, before letting out a short laugh ...