Toxic wastes were dumped into many rivers years ago by foreign companies unafraid of government regulators.
Toxic wastes are poisons, even in very small or trace amounts.
They believed that their pores had to be open to get rid of toxic wastes.
Big cities were choked in smog, toxic wastes leached freely into the land, and bird and fish species were disappearing.
A West Virginia internist, battling a mining company over its disposal of toxic wastes, encounters dangerous forces.
This is the second park in Essex County to be closed recently after having been cleaned of toxic wastes.
Toxic wastes were said to be dumped in quarries and on waste ground and radioactive wastes in ordinary waste dumps.
A careful application of materials science can make radioactive waste disposal safer than current disposal methods for other toxic wastes.
Sludge should be considered separately from other toxic wastes because "it contains nutrients and organic matter which have considerable benefit for land and crops," the memorandum says.
For much of it, toxic wastes from the Waterbury brassworks and other industries went straight into the river, along with the untreated sewage of exploding immigrant communities.
American officials have offered to help solve the Philippines' environmental problems, but insisted Washington has no legal obligation to clean up toxic wastes at the former bases.
