No the world can't support billions of people with finite resources, that is what you haven't noted. The more people the more pollution and affect on our planet. And not really, a family of five children is too many or four. Obviously poorer places don't have welfare or pensions, hence bigger families. Welfare families is an investment.
Not everywhere is suitable for living, like Colorado, or Western Shoshone nation. Nevada state, the driest areas aren't suitable. Las Vegas wouldn't make money the way it does.
Depending on what one wants to accept serious damage to our way of life will take place over the next fifty years and beyond, so therefore the reason to bring down the carbon emissions, but it will affect a lot of our living standards. Imagine not accessing this site for only two hours of the day, or Amazon scaled down, employees would earn less, and so on, the knock on effect will be profound.
So far aviation is about three percent of the world's carbon emissions.
It would be like if the Irish president just stayed at the Phoenix Park, and did video call with another head of state. Now that isn't very interesting.
https://www.youtube.com/watch?v=fbIW...ature=youtu.be
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