GLACIERS IN CONNECTICUT

GLACIAL LAKE HITCHCOCK

• The ice margin at Rocky Hill, Ct dumped large volumes of
• sand and gravel and retreated to the north position.
• Lake Hitchcock slowly grew as ice continued expanding from Rocky Hill to St.Johnsbury VT.
• Water became impounded between this sediment dam and the
• Water became impounded between this sediment dam and the

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ROCKS.

• They tell the glacial history of Connecticut.
• They tell how glaciers in Connecticut formed,
• Their movement,
• Their thickness, and their depth.

THE ICE AGE IN NEW ENGLAND

• Began 2 or 3 million years ago
• Ice sheet spread rapidly as far as the southern edge of Long Island .
• The great glaciers could advance once again within few thousand years.

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