Science Podcasts

Planet Earth episode

Thu, 7th Apr 2011

The Earth's magnetic field, snow, and Chernobyl

Artist's rendition of Earth's magnetosphere (c) NASA

This week in the Planet Earth Podcast, how scientists plan to measure the Earth's magnetic field from space, why one researcher is in the frozen town of Churchill in northern Canada, and how the Chernobyl disaster still affects Northern Ireland 25 years on.

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