Earth’s Oceans Were Green a Billion Years Ago. They Could Soon Be Green Again.
Although the Earth’s been decidedly blue for 600 million years, rising populations of phytoplankton caused by rising temperatures are once again causing the world’s oceans to turn green.
The 7 Best Road Trips in the Southwest
From Arizona's canyons to Utah's buttes and beyond, our national parks columnist shares the most adventurous Southwest ...
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New England's salt marshes store 10 million cars' worth of carbon -- and add another 15,000-worth every year
In the race to combat global climate change, much attention has been given to natural 'carbon sinks:' those primarily terrestrial areas of the globe that absorb and sequester more carbon than they ...
Oceans on Earth may have all been green for eons before they turned blue
Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...
Jupiter's moon Callisto is very likely an ocean world
More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...
Deep-Sea Creatures Are Crafting Their Own Worlds Beneath the Ocean Floor, Study Finds
Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.
Understanding of marine ecosystems is alarmingly low. Here's why ocean literacy matters
Understanding the relationship between humans and the ocean is crucial for making informed and effective decisions that will ...