Geoscience Reference
In-Depth Information
Figure 17-3: Shielding effect of packed earth. Each 3.6 inches of thickness of packed earth cuts radiation penet-
ration by 50 percent.
Source: Kearny, Nuclear War Survival Skills
By pushing a sturdy table against a basement wall, and stacking a bunch of topics and
magazines on top of the table, you would significantly reduce the gamma ray exposure to any-
