Caribou

Arctic: Why the Ice is Melting and CO₂ Emissions Are Rising

The Arctic, once a stable reservoir of organic carbon, is now releasing more carbon dioxide (CO₂) than it absorbs. According to the latest NOAA Arctic Report Card 2024, thawing permafrost, increased microbial activity, and more frequent wildfires are driving this development. The Arctic, which long functioned as a carbon sink,

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truffles (velvet potato fungus)

What Connects Extinct Moas, Colorful Truffles, and Climate Change?

New Zealand, known for its unique flora and fauna, holds many secrets from the past. One of these was recently uncovered by a study published in Biology Letters: The extinct upland moa (Megalapteryx didinus) was not only a majestic bird but also played a key role in spreading the spores

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Key Largo tree cactus Pilosocereus millspaughii

Loss in the USA: Key Largo Tree Cactus Eradicated by Climate Change

Scientists have documented the first local extinction of a species caused by climate change and the associated rise in sea levels. The up-to-seven-meter-tall Key Largo tree cactus (Pilosocereus millspaughii), which was found only in the Florida Keys in the USA, has disappeared. The rare tree-like cactus species has gone extinct

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Polar Bears could go extinct by the 2030s

Global warming: Polar bears could become extinct as early as the 2030s

The future of polar bears in Hudson Bay, Canada, looks bleak: a new study warns that polar bears could become regionally extinct as early as the 2030s if global warming continues to rise and surpass critical thresholds. Researchers from several North American and international institutions caution that a global temperature

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