Simple information taken from the "St. John First Aid Manual," on how to manage and cover injuries caused by burns. Organized into bullet-point notes, this is a good reference for an emergency situation.

Interact with this world map from McDougal Littell/TERC to highlight different climate zones and see a photograph of each one. Ten climate zones are represented, including tundra, desert, humid subtropical, and others.

A map from 1901 of the Heat Belts in South America showing the Heat Equator in July, regions where it is always hot, regions of temperate winters and hot summers, and regions where it is always temperate. "There is comparatively little...

A map from 1898 of the Heat Belts in South America showing the Heat Equator in July, regions where it is always hot, regions of temperate winters and hot summers, and regions where it is always temperate. "There is comparatively little...