Page 350

ASOS. See Automated Surface Observation System

Atmospheric aerosols, 7, 129-131, 162-166

designing and deploying networks to document aerosol climatology, 164

designing and implementing intensive field programs for, 164-165

designing and implementing new suites of measurement technologies for tropospheric aerosols, 163-164

developing predictive model capability for, 165-166

and global warming, 292, 293

maintaining and expanding stratospheric aerosol measurement capability, 162-163

Atmospheric boundary layer, 63, 172-173

resolving interactions at, 37-41

and studies, 88

Atmospheric chemistry

Environmentally Important Atmospheric (chemical) Species, 108, 140-168

infrastructure, 135-139

mission, 112-114

recent insights, 114-121

recommended research strategies for, 121-132

summary, 7

Atmospheric components, interactions with other Earth system components, 3, 184-185

Atmospheric dynamics, 169-198

recommended research, 7-8, 173-175

small-scale, 6, 63

Atmospheric electricity, 6-7, 63, 67

and interactions with other atmospheric phenomena, 7, 65

investigating global electrical circuit and lightning as measures of stability and temperature, 78

mechanisms of charge separation in clouds, 78

nature and sources of middle-atmosphere discharges, 78, 249

production of NOx by lightning, 79

recommended research strategies for, 67, 77-79

Atmospheric emissions, rapidly increasing, 4, 45

Atmospheric forecasting. See Weather forecasting

Atmospheric information

developing a strategy for providing, 46-50

preserving free and open exchange of, 5, 50-51

prospects for, 48-49

Atmospheric information services

distributed, 49-50

funding for, 56-58

optimizing, 50

Atmospheric Model Intercomparison Project (AMIP), 291, 315

Atmospheric observations. See Observations

Atmospheric physics

atmospheric electricity, 77-79, 93-95

atmospheric radiation, 71-74

atmospheric water, clouds, 73, 74-77, 87, 92, 102-103

boundary layer meteorology, 79-80, 87-89

cloud physics, 74-77

instrumentation, 103-106

mission, 68

models, improvement and testing, 84-85

small scale influences on large scale phenomenon, 99-102

Atmospheric potential vorticity, 172

Atmospheric prediction. See Weather forecasting

Atmospheric Radiation Measurement (ARM) program, 98

Atmospheric sciences, 1-2, 14-16, 101

contributions to the national well-being, 17-27, 65, 106, 111, 202, 271, 324

cost effectiveness of, 169-170

entering the twenty-first century, 15-16

history of, 14, 114-116

imperatives, 2-3, 28-37

key role of, 14

oceanography a close partner of, 15

role in environmental issues, 23-24

Auroral emission, 231

Automated Surface Observation System (ASOS), 21

Automated Weather Interactive Processing System (AWlPS), 21

B

Baroclinicity, effect on boundary layer, 80

BASC. See Board on Atmospheric Sciences and Climate



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