Items by J. Madeleine Nash
In California's White Mountains, scientists ponder the fate of beardtongues, bristlecone pines and butterflies in a rapidly warming world.
Rare and tiny spring-dwelling creatures are threatened by everything from invasive species to Las Vegas' plan to pump groundwater from a rural part of Nevada.
Ecological consultant Stuart Weiss believes that carefully managed grazing could help save a rare California butterfly from extinction.
Paleo-oceanographer James Zachos points to evidence of the last time climate change acidified the oceans, some 55 million years ago.
- Jennafer Waggoner-Yellowhorse on American Indian students in Utah face harsh discipline
- Steve Snyder on Making a monument from scratch
- Deb Dedon on Rains bring incomplete drought relief to parts of Southwest
- Deb Dedon on American Indian students in Utah face harsh discipline
- Bette Korber on The Los Angeles wetland wars