Heavenly Hikes

For the June issue of Backpacker magazine, I picked hikes in the east, west, and middle of the country where you'll have great stargazing. See it here.

More on fish counting

My latest post on work by scientists at the Harte Research Institute on artificial reefs.

Walled-off Wildlife

Barriers built along the US-Mexico border have profound effects on wildlife. I've wanted to cover this issue for a long time; I wrote a post for the New York Times Green Blog focusing on the Texas Rio Grande Valley area. Read it here.