> The earth has been hotter than where we're headed with global warming. It was heavily forested at that time. When Earth was that hot, it didn't get that hot

> The earth has been hotter than where we're headed with global warming. It was heavily forested at that time. When Earth was that hot, it didn't get that hot so quickly, giving ecosystems time to adapt. This is the same reason coral reefs around the world have bleached and died. > No, in fact the extra C02 in the atmosphere, and warmer climate is beneficial for tree growth The paper discusses the impact of CO2. https://science.sciencemag.org/content/368/6488/261/tab-pdf https://science.sciencemag.org/content/368/6488/261/tab-pdf