Can we save the Sierra Nevada yellow-legged frog from extinction? Human introduced non-native species (fish and fungus) have been causing the frog to go from the most abundant amphibian in the Sierra Nevada to critically endangered. However, habitat restoration efforts in Yosemite are showing...

Every spring, both visitors and locals look forward to the opening of the Tioga Road, a high-elevation pass that crosses Yosemite National Park. Get a glimpse of what it takes to clear snow and ice from a section of the highway known for dangerous avalanches.