By 2050, Earth's population is projected to reach 10 billion. This presents a critical challenge: how can we provide basic needs for everyone while simultaneously avoiding the worst impacts of

By 2050, Earth's population is projected to reach 10 billion. This presents a critical challenge: how can we provide basic needs for everyone while simultaneously avoiding the worst impacts of climate change?

In a compelling talk, science journalist Charles C. Mann explores proposed solutions. He divides them into two camps—"wizards" and "prophets"—and offers his own insights on the best path for survival. (November 2018)

Dr. Chris Charles explores how ongoing greenhouse gas additions affect Earth's climate variability. He explains how geological archives provide new insights into humanity's impact on our planet's

Dr. Chris Charles explores how ongoing greenhouse gas additions affect Earth's climate variability. He explains how geological archives provide new insights into humanity's impact on our planet's climate.

This presentation is part of the "Perspectives on Ocean Science" series, originally recorded in October 2004.

Mr. Charles Sennott, Executive Editor, VP, and Cofounder of