How much carbon dioxide is produced by burning gasoline ...

Of the estimated 100 million species that exist on earth today, some scientist estimate that we lose about 80 species per day, a rate that has existed looong before the advent of nihlist humans or the industrial age....The sage humor of George Carlin helps mightily to put this into a proper perspective:

https://m.youtube.com/watch?v=EjmtSkl53h4

3 tons