Mass Extinctions And Climate Change: Why The Speed Of Rising Greenhouse Gases Matters

Conversation: We now know that greenhouse gases are rising faster than at any time since the demise of dinosaurs, and possibly even earlier. According to research published in Nature Geoscience this week, carbon dioxide (CO2) is being added to the atmosphere at least ten times faster than during a major warming event about 50 million years ago. We have emitted almost 600 billion tonnes of carbon since the beginning of the Industrial Revolution, and atmospheric CO2 concentrations are now increasing at a rate of......

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