Thousands of turtles lay eggs on Nicaraguan coast

Thousands of sea turtles laid their eggs on Nicaragua's coast over the weekend under the watchful eye of the army, which protects the nests from possible predators—including humans.

267 million people worldwide at risk from sea-level rise

Worldwide, 267 million people live on land less than two meters above sea level, which is most at risk from sea level rise, according to a study in Nature Communications. The paper suggests that by 2100 the number could increase ...

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