I believe many people instinctively struggle with the idea that mere humans and tiny particles can upset the natural balance.
I think it has been explained that in relative terms, our atmosphere is thinner than the skin on an apple.
The NASA website on Climate Change is an excellent resource:
https://climate.nasa.gov/evidence/
This site debunks Climate Change Myths:
https://www.skepticalscience.com/argument.php
And while the future looks grim, there are reasons for hope:
Six Canadian companies chasing the carbon capture market
https://www.jwnenergy.com/article/20...apture-market/
I believe Calgary is well-positioned and should be aiming to become a global energy capital - cleaner fossil fuel and green technology.