That depends where you stand. CO2 means more flora, as any 5th-grade biology teacher will tell you.
The real place to look for climate change is water movement: rainfall, sea levels, ocean temperature, river levels, humidity, etc.
And, there are redundancies built into the system, such as radiation-consuming and hydrocarbon-consuming bacteria that thrive well and balance out our "destruction".
They might flee into the rest of the world and learn social skills. The horror!