“If we allow fossil fuel burning to continue to grow, our grandchildren may experience CO₂ levels that haven’t been seen on Earth for around 50 million years, a time when crocodiles roamed the Arctic.”
Earth’s history sends climate warning
“If we allow fossil fuel burning to continue to grow, our grandchildren may experience CO₂ levels that haven’t been seen on Earth for around 50 million years, a time when crocodiles roamed the Arctic.”