If nuclear warfare is believed to be somewhat controlled, then climate change is now the greatest threat.

Geoengineering means changing the Earth's fundamental large-scale processes.

The transformation of capitalism is unstoppable because we need limits on resources for humans to survive.

Carbon negative power plants can provide energy while they overcome poverty and change economic values in the right direction.

The change in economic values created by the new markets for global public goods will reorient our global economy and under the right conditions can usher the satisfaction of basic needs of the present and of the future. This is what is needed right now.

To survive, humans need food, water, and air. Yet biodiversity, the Earth's bodies of water, and the planet's atmosphere are all under threat.

Climate change is new and complex. We don't have all the answers.