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Buried For 15 Million Years, This Fossilized Freshwater Fish Has Been Waiting To Show Researchers Its Colorful Scales And What It Had For Lunch
What would you eat for lunch, if you knew someone was going to be judging you for it 15 million years later? That was ...
South Florida's water supply under threat from saltwater intrusion crisis
In South Florida, a slow-moving climate crisis is kindling alarm as saltwater intrusion threatens the Biscayne Aquifer, the ...
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Life-sustaining freshwater first appeared on Earth 4 billion years ago, finds Nature study
Over a period of time, freshwater becomes concentrated in oxygen-16, while seawater mainly comprises the heavier oxygen-18. Meanwhile, oxygen-16 water also percolates into rocks when it rains down ...