cosmin4000/Getty Images
New Jersey
cosmin4000/Getty Images
Elvert Barnes/Flickr
Photo: Kim Hansen/Wikimedia Commons
Photo: Amanda Devecka-Rinear
Worker gives scale to offshore wind blades nearly a football field long at a Siemens facility in Denmark.
Red knots on Cape May: The population of the rufa subspecies of red knot has declined by an estimated 75 percent over the past two decades as sea level rise, shoreline stabilization, and Arctic warming shrink its habitat.
