Adirondack Mountains

In length, the Hudson is a minor stream compared to the great rivers of the world. But from its origin in the Adirondack Mountains to its enormous canyon on the ocean floor, the Hudson is an extraordinary...

MAINE: Native brook trout have ceased reproducing in all small lakes over 2,000 feet in altitude. The pH in these lakes is 5 (pHs of less than 5.6 are hazardous to aquatic life). The headwater tributaries of at least...

OLYMPIANSSir:I was immediately taken by the cover of your Winter Olympic Preview Issue (Feb. 11). Heinz Kluetmeier's shot of Eric Heiden is superb! It is the complete embodiment of what the Olympic athlete...

Robert H. Boyle, whose study of the effects of acid precipitation begins on page 68, lives high on a hill above the Hudson River, in Cold Spring, N.Y., where he ponders "the thread of my life—nature and man's role in...