In one sentence, Henry David Thoreau, the 19th Century Concord naturalist and philosopher, gave us an inspirational message on environmental consciousness that is still appropriate on Earth Day.

Old-growth forest is a rarity in the eastern U. S., but there’s still some left in Congaree National Park near Columbia, South Carolina. Some of the trees are truly enormous.

Watching masses of horseshoe crabs emerge from the sea to spawn on a beach, mobbed by shorebirds feeding on the freshly laid eggs, was a special glimpse into a riveting natural phenomenon.

For the holidays, a departure from my usual nature-oriented posts. “Oh! Christmas Tree” - all true - is offered for your amusement.

The New River Gorge National Park in West Virginia is a new national park that celebrates a robust north-flowing river mirrored by hiking trails.

A great hike on West Rattlesnake Mountain, near Holderness, N. H.

There were 27 of us; 21 paddlers and our 6 guides, rowing and paddling the Rogue River in southwest Oregon as it tumbles its way through wilderness.

That a wildlife refuge shares Merritt Island off Florida's Atlantic coast with NASA's Kennedy Space Center might seem incongruous.

Wakodahatchee Wetlands in Delray Beach, Florida, is a wetland created to serve as a percolation pond, returning clean water back to the water table.

Wind, Water, and the wall on the Rio Grande in Big Bend National Park in Texas.