Magnetic storm, written and produced by David Sington ; directed by Duncan Copp ; a DOX production for Nova/WGBH and Channel 4 ; WGBH Educational Foundation
Type
Label
Magnetic storm, written and produced by David Sington ; directed by Duncan Copp ; a DOX production for Nova/WGBH and Channel 4 ; WGBH Educational Foundation
Language
eng
Characteristic
videorecording
Intended audience
Not rated, WGBH Video
Main title
Magnetic storm
Medium
videorecording
Oclc number
53908623
Responsibility statement
written and produced by David Sington ; directed by Duncan Copp ; a DOX production for Nova/WGBH and Channel 4 ; WGBH Educational Foundation
Runtime
56
Summary
A look at the Earth's magnetic field, an "invisible shield" that protects the planet's surface from harmful radiation from outer space. Attempts to determine why the power of this field has weakened dramatically over the past few decades
Technique
live action
resource.variantTitle
Earth's invisible shield
Classification
Contributor
Genre
Subject
Is Derivative Of
Mapped to
Incoming Resources
- Has instance1
Outgoing Resources
- Classification1
- Contributor8
- Genre4
- Subject5
- Is Derivative Of1
- Mapped to1