• living in an apartment in a city

• eating less meat

• getting to work via bike, walking, public transport, or telecommuting

• using renewably-sourced energy for heating and cooling

a lot of people could cut out the vast majority of their personal emissions and live very comfortably. The above changes also mean far, far less land dedicated to asphalt, which means we can leave more land in its natural state (or rewild it if need be).

It's sad to kill Earth no matter what, but it's especially sad that we're destroying the world not to keep 7 billion people alive, but to keep one or two billion in profound decadence.