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

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

We are in the midst of the 6th largest extinction event in the history of the plant and the first caused by human action.

While denial leads to certainty, it is only the certainty of death. This is true for individuals and also for civilizations.

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

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

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

The new markets that arise from ecological constraints will dominate the 21st century economy, and so will markets for knowledge.

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.

We need to support our future instead of undermining human survival. Let's do it.

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

There's a name for people with an interest in the moon," Alex said. "They're called lunatics.

Welcome to We Day! Since last year, WE have volunteered over 1.7 million hours of our time!

An old dog barks not in vain.

...ignorant as the unborne babe! ignorant as unborn twins!

A person has two passions for love and abhorrence. A big disposition to excessiveness has just a love, because it is more ardent and stronger.

If you knew this, why did you wait to bring it before the Omegrion? (Savitar) Because I was afraid to come forward...(Zack) And now you're all better? (Savitar)

Worrying about next, tomorrow cripples our ability to think, act and exercise faith in the present and the present only is ours.

When in that House MPs divide/If they've a brain and cerebellum, too/They've got to leave that brain outside/And vote just as their leaders tell 'em to.

Small herbs have grace, great weeds do grow apace.