That won’t make much of a dent in climate change. The main cause of climate change is pollution on a massive scale by corporations. They far outstrip the pollution caused by individuals, even collectively.
It makes a massive difference. Think about how much food and other products a single person consumes in their lifetime. All of that is gone if they're never born.
The main cause of climate change is pollution on a massive scale by corporations.
They don't pollute just for the fun of it, they pollute to make products to sell to consumers. No consumers = no pollution.