HOSTED AND NARRATED BY
CHRIS MORGAN

WRITTEN AND PRODUCED BY
JOSEPH PONTECORVO

DIRECTOR OF PHOTOGRAPHY
JOSEPH PONTECORVO

EDITOR
BILLY McMILLIN

ASSISTANT EDITOR
PHILIP THANGSOMBAT

ASSOCIATE PRODUCER
DEAN CANNON

ORIGINAL MUSIC BY
LENNY WILLIAMS
CHRIS BIONDO

AERIAL CINEMATOGRAPHY
DANIEL ZATZ / ZATZWORKS
RON CHAPPLE / AERIAL FILMWORKS

ADDITIONAL CINEMATOGRAPHY BY
ARTHUR C. SMITH III / POLARART PRODUCTIONS
DEAN CANNON
NIMMIDA PONTECORVO

LOCATION SOUND
NIMMIDA PONTECORVO

SUPERVISING SOUND EDITOR
SCOT B. CHARLES

SOUND EDITOR
LEN DELOREY

ONLINE EDITOR
SHANE DILLON

RE-RECORDING MIXER
ED CAMPBELL

COLORIST
ERIC ROSEN

BASED ON RESEARCH BY
CHRIS MORGAN

SPECIAL THANKS
ALASKA AIRLINES
BUREAU OF LAND MANAGEMENT, FAIRBANKS
NATIONAL PARK SERVICE, US DEPARTMENT OF INTERIOR
NORTH SLOPE WHALING COMMISSION
THE PEOPLE OF BARROW, ALASKA
POWERENZ SOLAR POWERED EQUIPMENT
UDAP
SPROCKETHEADS LLC
BETTLES LODGE
IAN MARTIN / ARC’TERYX
RANDY MEYERS, BUREAU OF LAND MANAGEMENT, ALASKA
JIM DAU, ALASKA DEPARTMENT OF FISH AND GAME
STEVE AMSTRUP
ANDREW E. DEROCHER, PH.D.
GARY YOUNGBLOOD
MARK RYAN
JOHN SPENCER
MAX HANFT
RICHARD NELSON
JOHN HECHTEL
CARMEN GILMORE
BRENDA PHILIPS
HARRY REYNOLDS

STOCK FOOTAGE AND STILLS
DANIEL ZATZ / ZATZWORKS
ARTHUR C. SMITH III / POLARART PRODUCTIONS

FOR NATURE

SERIES EDITOR
JANET HESS

SUPERVISING PRODUCER
JANICE YOUNG

SENIOR PRODUCER
LAURA METZGER

PRODUCTION MANAGER
JULIE SCHAPIRO THORMAN

PRODUCTION ASSISTANT
JAYNE JUN

HD ONLINE EDITOR
PATRICK KRASS

SERIES PRODUCER (FULL FRAME)
BILL MURPHY

EXECUTIVE IN CHARGE (FULL FRAME)
WILLIAM GRANT

EXECUTIVE PRODUCER (FULL FRAME)
FRED KAUFMAN

A Production of Pontecorvo Productions and THIRTEEN in association with Wildlife Media, National Geographic Channel and WNET New York Public Media

This program was produced by THIRTEEN, which is solely responsible for its content. (hold for 3 seconds)

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© 2011 WNET
All rights reserved

WEB CREDITS

PRODUCER
KATE FULTON

ASSOCIATE PRODUCER
CHIE WITT

PRODUCTION ASSISTANCE
SAM CHUNG
PIYALI SYAM

DESIGNER
JOY WEEENG

PAGEBUILDING
BRIAN SANTALONE

TECHNICAL DIRECTOR
BRIAN LEE

CREATIVE DIRECTOR
NICK MILLER

DIRECTOR OF DIGITAL STRATEGY
DAVID HIRMES

SENIOR DIRECTOR
DANIEL B. GREENBERG

WRITERS
SAM CHUNG
PIYALI SYAM