We further were informed that only the top two centimeters of soil had a half life of 4 to 6 years and that anything past that depth had a half life of 80 years or more and in some locations they do not expect the soils to return to normal for more then 100,000 years, unless the soil is manually removed and decontaminated.
I can also assure you that dioxin does not evaporate in a hour, in sun light as we were told by the industry because in De Nang and Bien Hoa Airports it is still laying on top of the ground and just as deadly, after 30 years.
The Source
No comments:
Post a Comment