Celebrate Earth Day 2025 on Tuesday, April 22, with moving Earth Day quotesabout the environment from conservationists and naturalists like John Muir and John James Audubon—and unexpected voices like Albert Einstein.

Remembering the Holy Father’s message urging the faithful to take action to protect the natural environment as we celebrate Earth Day.

The Trump administration is rolling back landmark environmental legislation that dates back to the Nixon era, including key protections for clean air and water.