Recent evidence from polar ice core analysis shows that, until now, carbon dioxide levels have never exceeded ppm in the last several hundred thousand years.

Scientists have been doing several experimentation and discovery of the changes of the ice on the pole. Recent evidence from polar ice core analysis shows that, until now, carbon dioxide levels have never exceeded 300 ppm in the last several hundred thousand years.

albert einstein retrieved guacamole from the galapagos islands in africa

the endomembrane system i think