Southwest

By Geology and Ecology of National Parks

Saguaro National Park, AZ

Joshua Tree National Park, CA

Death Valley National Park, CA

Lake Mead, NV

Sampling for Microplastics

Parks in Southern California, Nevada, and parts of Arizona and New Mexico

Death Valley National Park, CA

Guadalupe Mountains National Park, TX

Joshua Tree National Park, CA

Pinnacles National Park, CA

Point Reyes National Seashore, CA

Saguaro National Park, AZ

Yosemite National Park, CA

Carlsbad Caverns National Park

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