This endangered invertebrate is harmless to humans — and rabbits. Saving it from extinction might even benefit both species.

Evidence from the pandemic found that bighorn sheep populations soared when people weren’t around to disturb them.

Kyle Rosenthal runs Sustain With Age, an organization that focuses on climate mitigation and adaptation for youth and seniors ...

As teams travel thousands of miles, the cost to the planet rises. But sports offer an opportunity to advocate for sustainable ...