There has never been a point in the Earth's history where carbon dioxide levels have been this high. The effects from this are truely devastating to Earth.
Carbon Cycle and the Earth's Climate
Visualizing Changes in CO₂ Emissions Since 1900
Why Does CO2 get more attention than other gases?
CO2: Past, Present, & Future - Time Scavengers
Carbon dioxide now more than 50% higher than pre-industrial levels
A must read: Why Secretary of State John Kerry Is Flat Wrong on Climate Change – Watts Up With That?
Carbon Dioxide Vital Signs – Climate Change: Vital Signs of the
Yes, more carbon dioxide in the atmosphere helps plants grow, but
Climate Change: Atmospheric Carbon Dioxide
Carbon dioxide in Earth's atmosphere - Wikipedia
How Visionary Tech Can Help Prevent Climate Change
How have CO2 levels changed since the industrial revolution
Here's how to explain climate change to Donald Trump and all the other idiots - Fleet Street Fox - Mirror Online