The urgency derives from the nearness of climate tipping points.

Because cap and trade is enforced through the selling and trading of permits, it actually perpetuates the pollution it is supposed to eliminate.

The five warmest years over the last century occurred in the last eight years.

...the global surface albedo [surface whiteness] and greenhouse gas changes account for practically the entire global climate change.

Talking nice about sun and wind and green jobs is just greenwash.

Planet Earth, creation, the world in which civilization developed, the world with climate patterns that we know and stable shorelines, is in imminent peril.

Several times in Earth's history, rapid global warming occurred, apparently spurred by amplifying feedbacks. In each case, more than half of plant and animal species became extinct. New species came into being over tens and hundreds of thousands of years. But these are time scales and generations that we cannot imagine.