Time lapses of Earth powered by community science.

Used by organizations worldwide to monitor the environment and inspire stewardship.
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How Chronolog Works

A chronolog photo station

Organizations set up a chronolog photo station.

A phone mounted on a chronolog photo station

A passerby aligns their phone, snaps a photo, and emails it to chronolog.

A stack of photos creating a time lapse

Their photo is automatically added to the right chronolog time lapse.

A person viewing a chronolog time lapse on their laptop

Chronologs engage your community and record environmental change.

What are chronologs monitoring?

Recent Photo Submissions

Jul 12, 2024

Photo added to Eagle Mountain Wilderness Preserve, Northeast Wilderness Trust, New York, US

Eagle Mountain Wilderness Preserve

Monitor the environment.

Engage your community.

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Chronolog is a monitoring tool for parks, nature centers, wildlife organizations, schools, and museums worldwide. With over 100,000 contributors across 300 organizations, Chronolog is on a mission to engage communities with nature while recording important natural changes.

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