4. Sun-Earth Connection
Interplanetary CME Shocks
Co-rotating Interaction Regions
The Auroral Oval
Aurora Borealis
Man in Space
Unprotected From Space Weather
Warning Times
Power Lines In Danger
Powerful X-Ray Flares
Threatening Coronal Mass Ejection
From Sun To Earth
Variations In The Solar Constant
Sun-Layered Atmosphere
Hole in the Sky
Varying Solar Heating of the Upper Atmosphere
Global Surface Temperatures and Sunspot Cycle Length
Global Temperature Changes in the Twentieth Century
Sources Of Global Temperature Variations
Unusual Heat
Long Periods Of Solar Inactivity
Hunters in the Snow
Astronomical Cycles Cause The Ice Ages
Ice Age Temperatures and Greenhouse Gases
Copyright 2010, Professor Kenneth R. Lang, Tufts University