Alpine of the Americas Project (AAP) gives individuals the tools to capture simple and useful repeat photographs for climate science databases. With your passion to make a positive impact, we have recorded over 100 useful historic repeat photos in in North and South America.
Be the first to repeat one of hundreds of historic photographs we have in our database. Go to “Repeat a Photograph” to find resources and learn how you can contribute repeat historic photographs to climate science databases.
Our custom trips give you the opportunity to have a guided experience to repeat historic photographs in California’s Sierra Nevada. Use this opportunity to explore your watershed, document climate disruption, and begin to make positive impact with us today.