Summary: "The last ice age ended only a few thousand years ago, but there were earlier periods when the entire world was frozen, periods known as Snowball Earth."--Container.

Format: moving image

Publisher / Publication Date: Distributed by Ambrose Video 2005

Copies Available at Woodmere

1 available in E-TV DVDs, Call number: DVD E-TV MIR

Summary: As global temperatures continue to rise, scientists are wondering if there are solutions beyond reducing emissions. Enter geoengineering. From sucking carbon straight out of the air to physically blocking out sunlight, the options may seem far-fetched. Can geoengineering really work? How much would it cost? And what are the risks of engineering Earth's climate?

Format: moving image

Publisher / Publication Date: 2021

Copies Available at Woodmere

1 available in E-TV DVDs, Call number: DVD E-TV CAN