The environment is now thoroughly polluted by man-made sources of electromagnetic radiation with frequencies and magnitudes never before present.
There are also positive aspects of the relationship between.
The evidence now indicates that the present abnormal electromagnetic environment constitutes a significant health risk.
Man\'s activities have probably changed the earth\'s electromagnetic background to a greater degree than they have changed any other natural physical attribute of the earth.
The environment is now thoroughly polluted by man-made sources of electromagnetic radiation with frequencies and magnitudes never before present