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Disclosed are a system and method for discharging electrical potential into the earth to disable or destroy electronics and/or explosive devices. The disclosed system includes an electrical power supply providing a pulsed electrical potential exceeding 30,000 volts with at least 30 Joules of energy

Disclosed are a system and method for discharging electrical potential into the earth to disable or destroy electronics and/or explosive devices. The disclosed system includes an electrical power supply providing a pulsed electrical potential exceeding 30,000 volts with at least 30 Joules of energy in each pulse. The system includes a cathode emitter and an anode emitter configured to be moved along the earth in close proximity to the earth. The electrical potential is discharged into the earth through the cathode emitter and/or the anode emitter.

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1. A system comprising: an electrical power supply constructed and arranged to provide a pulsed electrical potential above 30,000 volts with at least 30 Joules of energy per pulse;a cathode emitter constructed and arranged to be moved along the earth in close proximity to the earth;an anode emitter,

1. A system comprising: an electrical power supply constructed and arranged to provide a pulsed electrical potential above 30,000 volts with at least 30 Joules of energy per pulse;a cathode emitter constructed and arranged to be moved along the earth in close proximity to the earth;an anode emitter, wherein at least one of the cathode emitter or the anode emitter is electrically coupled to the electrical power supply and wherein at least one of the cathode emitter or the anode emitter is constructed and arranged to discharge the pulsed electrical potential into the earth; anda vehicle constructed and arranged to move the cathode emitter and the anode emitter along the earth. 2. The apparatus of claim 1, wherein the electrical power supply further comprises: an electrical power source; anda pulsed voltage converter constructed and arranged to increase the electrical potential above 30,000 volts. 3. The apparatus of any claim 2, wherein the pulsed voltage converter further comprises a switched-mode power supply. 4. The apparatus of claim 2, wherein the pulsed voltage converter further comprises a Marx generator. 5. The apparatus of claim 2, wherein the pulsed voltage converter further comprises a capacitor. 6. The apparatus claim 1, wherein the electrical power supply generates non-resonant pulsed power. 7. The apparatus of claim 1, wherein the electrical potential provided by the electrical power supply is above 100,000 volts. 8. The apparatus of claim 1, further comprising a trigger constructed and arranged to discharge the electrical power supply as a pulse. 9. The apparatus of claim 8, where a duration of the pulse does not exceed 100 microseconds. 10. The apparatus of claim 1, wherein the electrical power supply is constructed and arranged to discharge between approximately 30 Joules and approximately 250 Joules of energy in a single pulse. 11. The apparatus of claim 1, wherein the cathode emitter has a cathode emitter surface at least 0.2 meters in length. 12. The apparatus of claim 1, wherein the cathode emitter is constructed and arranged to be moved along the earth substantially within 8 cm of the earth. 13. The apparatus of claim 1, wherein the cathode emitter is constructed and arranged to be dragged along the earth in direct contact with the earth. 14. The apparatus of claim 1, wherein the vehicle includes a direction of straight travel, wherein the cathode emitter has a cathode emitter surface at least 0.2 meters in length oriented parallel to the direction of straight travel. 15. The apparatus of claim 1, wherein the anode and cathode emitters are constructed and arranged substantially parallel and beside one another when they are moved along the earth. 16. The apparatus of claim 15, wherein the anode and cathode emitters are spaced apart between approximately 0.5 meters to approximately 1.5 meters. 17. The apparatus of claim 15, wherein the anode emitter is constructed and arranged to be moved along the earth in close proximity to the earth. 18. The apparatus of claim 15, wherein the anode emitter is constructed and arranged to be moved along the earth while suspended above and spaced away from the earth. 19. The apparatus of claim 15, wherein the anode emitter is constructed and arranged to be dragged along the earth in direct contact with the earth. 20. The apparatus of claim 15, wherein the anode emitter has a anode emitter surface at least 0.2 meters in length. 21. The apparatus of claim 1, further comprising a load resister electrically coupled between the cathode emitter and a relative ground, wherein the load resister has a load resister impedance greater than an earth impedance between the cathode emitter and the earth when there is a conductive material in the earth located proximate to the cathode emitter and within 8 cm of a surface of the earth. 22. The apparatus of claim 21, wherein the impedance of the load resister is between approximately 10,000 Ohms and approximately 50,000 Ohms. 23. The apparatus of claim 21, wherein the load resister is constructed and arranged to dissipate a substantial portion of the energy discharged when there is a comparatively high impedance discharge path from the cathode emitter. 24. The apparatus of claim 1, further comprising a detector constructed and arranged to detect an electrical discharge from the electrical power supply. 25. The apparatus of claim 24, wherein the electrical power supply further comprises a spark gap and the detector further comprises a luminance meter constructed and arranged to detect a luminance of spark discharges across the spark gap. 26. The apparatus of claim 25, further comprising a fiber optic cable constructed and arranged to transmit light emitted from spark discharges across the spark gap to the luminance meter. 27. The apparatus of claim 1, further comprising an antenna and a RF receiver, wherein the antenna and the RF receiver are constructed and arranged to detect electromagnetic emissions from an induced current flow through a conductor buried in the earth, wherein the current flow may be induced by the discharge of the pulsed electrical potential into the earth. 28. A method of neutralizing an explosive device using the system of claim 1, the method comprising: positioning a cathode emitter surface on the claim 1 cathode emitter in close proximity to the earth;generating an electrical potential above 30,000 volts in the claim 1 electrical power supply; anddischarging the electrical potential above 30,000 volts into the earth through the cathode emitter surface as an electrical pulse, wherein the electrical pulse includes at least 30 Joules of energy and wherein the electrical potential is conducted through the earth to the explosive device. 29. The method of claim 28, further comprising moving the cathode emitter surface along the earth while keeping the cathode emitter surface in close proximity to the earth. 30. The method of any one of claim 28, further comprising charging a Marx generator and triggering a discharge of the Marx generator to discharge the electrical potential.