IONOSPHERIC AND MAGNETOSPHERIC EFFECTS (Nonmicrowave) GENERAL 1. Overall assessment of upper atmospheric effects and preliminary identification of issues. High 9/80 2. Determine and monitor targets of opportunity including NASA and DOD rocket launches and space shuttle orbital flight tests. High 9/80 3. Investigate perturbation of atmospheric electric field due to large-scale reduction in stratospheric and ionospheric conductivity. High 9/80 D&E REGION 4 . Determine electron density changes caused by ion composition changes resulting from water injection. High 1/80 5. Determine magnitude of metal ion and atom ablation from space craft and impacts. Medium 1/80 6. Determine if conductivity changes in dynamo region can significantly alter magnetospheric processes. Medium 1/80 7. Determine the degree to which very low frequency (VLF) wave propagation is influenced by conductivity changes. Low 1/80 F-REGION 8. Obtain detailed description of source terms as a function of space and time. High 1/80 9. Reduction of LAGOPEDO optical data. High 9/78 10. Develop 3-D simulation technique needed to assess local effects. Assess local effects. High 9/80 11. Utilize existing 2-D simulation models to assess global effects. High 9/80 12. Perform rocket molecular release experiments to measure neutral, ion-neutral, and ion-ion diffusion coefficients and to test simulation predictions. ? 6/80
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