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| WADE GRAHAM |
SYMPOSIUM MODERATOR  |
| DENNIS DIMMICK |
executive editor, national geographic magazine  |
| PETER GLEICK |
head, pacific institute  |
| BRAD UDALL |
environmental engineer, western water resource expert  |
| AZZAM ALWASH |
founder, eden again  |
| ALEXANDRA COUSTEAU |
national geographic emerging explorer, international water educator  |
| SYLVIA EARLE |
oceanographer  |
|