Earth/Environment
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Parasitic plant uses RNA-based communication technique
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Humans blamed for melting glaciers in new study
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Mountain lions in Santa Monica Mountains, trapped by freeways and urbanization, risk inbreeding and isolation
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Tibetan plateau warmest in 2000 years, poses risk of natural disasters: Report
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Man finds wooly mammoth tusk 22 years after his mom found one in the same spot
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Dolphins and whales squeal to express delight
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Thinning snow on Arctic sea ice may affect ecosystem of North Pole
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Arapaima, biggest fish in Amazon, is in danger of extinction
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Scientists unearth new species of flying dinosaurs in Brazil
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Tibetan glaciers are warmer than they've been for 2,000 years
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Terminator-style killing by Lionfish makes them more than mere predators
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Whales and dolphins squeal in pleasure, confirm scientists
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