Atlantic Ocean

If global warming continues at its current pace, a new study warns, tropical species could take over parts of Mediterranean marine ecosystems by the end of the century. The research analyzed a detailed fossil record showing how tropical mollusks replaced then-existing Mediterranean populations starting about 135,000 years ago, signaling a dramatic climate-driven and systemic reorganization […]

By Katie Westfall and Kristin Kleisner Tunas, sharks, billfishes and swordfish are wide-ranging species that can respond rapidly to environmental changes. Many within this group are top predators and can move across ocean basins and between shallow and deep waters in response to oceanic conditions. For these reasons, some of these species may serve as […]

By Katie Westfall and Kristin Kleisner Tunas, sharks, billfishes and swordfish are wide-ranging species that can respond rapidly to environmental changes. Many within this group are top predators and can move across ocean basins and between shallow and deep waters in response to oceanic conditions. For these reasons, some of these species may serve as […]