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

The "can do" logic, by its own nature, does not accept limits. And an empire does not have a graceful way to evolve out of this role. History demonstrates this time and again.

The sun is the source of all energy on planet Earth and we cannot experiment with our only energy source.

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.

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

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

Political parties often take advantage of denial and fear in a moment of change. This is a well understood phenomenon that often leads to scapegoat-ism: blaming outsiders, such as immigrants, or racial and religious minorities. The phenomenon is behind Brexit and the violence in the political cycles in the US and EU.