Ready, set, birdwatch, Play Backyard Bird Bingo this February
February is peak bird season in Coronado as migratory birds join year-round inhabitants around town. More than 500…
Year in review: 2025 Coronado ocean water quality
By Abby Berk, Ph.D. The ongoing sewage crisis dominated Coronado news in 2025. Beyond the headlines, Emerald Keepers…
Emerald Keepers seeking hosts for air-quality monitors
Photo courtesy of PurpleAir. Since 2023, Emerald Keepers has been monitoring and publishing data on Coronado’s air quality.…
Delta Beach cleanup a success
Emerald Keepers volunteers helped clean up of the northern portion of Delta Beach in support of Naval Base…