Four key pillars of the global climate are melting in the heat trapped by rising fossil fuel emissions, a new study has found. The relatively stable climate that nurtured human civilization depends in ...
Earth formed around 4.54 billion years ago. Knowing how old Earth is can be more difficult to confirm because Earth's age is not only based on the age of rocks, but also the isotopic estimates of what ...
What are tipping points? Tipping points are thresholds within key Earth systems beyond which lasting changes to the environment occur. Breaching a tipping point kicks off a feedback loop that sends ...
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