El Nino is becoming more active

A new approach to analyzing paleo-climate reconstructions of the El NiƱo Southern Oscillation (ENSO) phenomenon resolves disagreements and reveals that ENSO activity during the 20th century has been unusually high compared ...

Ancient ice reveals scores of gigantic volcanic eruptions

Ice cores drilled in Antarctica and Greenland have revealed gigantic volcanic eruptions during the last ice age. Sixty-nine of these were larger than any eruption in modern history. According to the University of Copenhagen ...

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