Most of these features were first published in the park's newsletter,
Spanning the Gap. These are pdf files. For related pages in this website,
and for links to other websites for each feature, look up the feature under:
• NEWS: Park Newspaper-Features from Back Issues, by year (STG features)

NATURAL FEATURES and ECOSYSTEMS

Biological Diversity (STG: Summer 1989 Vol. 11 No. 2) Its importance worldwide.

Features on Non-Native Species

FLOODS

Major Floods (under Stories)

GEOLOGICAL FORMATIONS

How the Gap Formed (general explanation)

Advanced Geology Stops on Mt. Tammany NJ (for those with a knowledge of geology)

What's a Water Gap? (for kids)

WATERSHEDS

Scenic River Protection Continues (STG: Spring 1993 Vol. 15, No. 1) and Scenic River Protection: An Update (STG: Summer 1993 Vol. 15, No. 2) The new water quality standards for the Delaware River, among the nation's highest.

A Drop to Drink (STG: Summer 2001 Vol. 23, No. 2) By water resources specialist DeNise Cooke.

Water Quality | Features on Water Quality

Photo Galleries on all subjects