Each pile contains four to six tons of dried leaves.
The shells are reported to have contained tons of chemical agents.
The vessel contains, among other things, ten tons of marble.
It covers about 380 acres and contains more than 18.5 million tons of waste.
Russian waters in the arctic are expected to contain 100,000,000,000 tons of oil and gas.
The slick, officials believe, contained tons of household and medical trash.
Altogether, these mines contained at least 1.46 billion tons of coal.
The deposits contain more than 130 million metric tons of coal.
Trepca alone is estimated to contain 800 tons of silver.
The boat contained seventy tons of lead in her keel.