Natural Disasters
Weather
Natural Disasters: http://learninglynx.blogspot.com/2010/02/inside-natural-disasters.html
Volcanoes
Volcanoes: http://learninglynx.blogspot.com/2009/12/online-unit-on-volcanoes.html
More Volcanoes: http://learninglynx.blogspot.com/2009/12/awesome-cromprehensive-volcano-links.html
Maps and Graphics on Volcanoes: http://learninglynx.blogspot.com/2010/02/maps-and-graphics-on-volcanos.html
Earthquakes
Earthquakes: http://learninglynx.blogspot.com/2009/12/earthquake-lessons-and-teacher.html
Earthquake aftermath: http://learninglynx.blogspot.com/2010/01/what-can-earthquake-do.html