Scientists have discovered that the same massive release of methane into the atmosphere that caused sudden climate change 14,000 years ago has already started to happen again.

At that time, there was a sudden, devastating change in earth?s climate. It took place when dramatic drops in temperature followed an equally dramatic temperature spike. Naturally occurring global warming had been taking place for some time, when a massive release of methane into the atmosphere sped the process up, causing a worldwide spike in temperatures.
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