Morristown National Historical Park, which preserves General George Washington's central New Jersey headquarters during the winter of 1779-1780 as he plotted the colonies' rebellion against England, is marking its 90th year as part of the National Park System this year.

While walking along almost any trail in Olympic National Park it’s hard to imagine that the dense and diverse plant life would need any help to grow.

In retrospect, three hours doesn’t seem like a particularly impressive amount of time to volunteer to help Hawaiʻi Volcanoes National Park and the 'āina (land). But as I tackled invasive Himalayan ginger with a lobber one February morning while other visitors made a beeline to the current eruption at Kīlauea volcano or hiked to lava tubes, the repetitive manual labor quickly became addictive and I was sorry when Paul Field insisted it was time to stop.

A proposal now open to public comment that could allow for up to 400 wind turbines to be erected between Minidoka National Historic Site and Craters of the Moon National Monument and Preserve in Idaho raises a question of whether they would intrude on the somber setting at Minidoka, where more than 10,000 Japanese-Americans were incarcerated during World War II.