After their populations plunged in the mid-20th century, bluebirds have made a comeback with help from volunteers who make and monitor nest boxes.
River otters in the Bay Area finally have the first-ever census of their population published this year. After decades of no sign of the species, their numbers are expanding to nearly all nine counties in the Bay Area. Find out more from naturalist Sharol Nelson-Embry.
The drought hasn't held back the wildflowers this year. See what's blooming in naturalist Sharol Nelson-Embrys blog.
The strongest natural material in the world has just been discovered: limpet teeth. Learn more about how this discovery could improve our future technology and innovations through biomimicry.
Mystery goo in the San Francisco Bay has affected hundreds of sea birds along the East Bay shoreline. Sharol Nelson-Embry of the East Bay Regional Park District recounts their efforts to rescue these birds from this unidentified substance.
A recent study from the San Francisco Estuary Institute shows that the Bay Area's status as a flame retardant (PBDE) "hot spot" has dramatically improved since the 2002 phaseout of the toxic chemicals.
It’s well-known that daylight length is an important migratory trigger, but a new study from UC Berkeley finds birds use infrasound, or tones lower than the normal range of human hearing, to flee bad weather.
Amphibians face tough times as nearly one-third of the species has already lost worldwide. Learn about our local amphibians and what the East Bay Regional Parks District is doing to protect them.
One-third of the world's energy use relies on the greenhouse gas-producing coal, and the United Nations released a sobering report last week about its ongoing impact on global climate change. Find out about the Bay Area's own legacy with this fuel source.
How will climate change affect the redwood ecosystem, which is so dependent on summer fog and plentiful winter rain? Learn about Save the Redwoods' ongoing "Fern Watch" study from Sharol Nelson-Embry of the East Bay Regional Park District.
A highly endangered species exists on the urban edge of Redwood Regional Park in Oakland. Find out what volunteers and the East Bay Regional Park District are doing to protect and restore the serpentine prairie.
Plastics provide convenience but litter our oceans and waterways. Find out about efforts to clean up our coast and inland waterways at this year's annual Coastal Cleanup and how the "bag ban" may help keep trash out of our environment.
Shorebird populations worldwide are declining, and endangered birds like the spoonbill sandpiper are facing extinction in the next five years. Learn about shorebirds who migrate to San Francisco Bay during winter months and how you can join the first annual "World Shorebirds Day" celebration.
Iconic bald eagles are capturing our hearts through nest webcams that showcase their family dramas online. Learn more about a local eagle family that fledged not one, but two young eagles this year at Lake Chabot Regional Park.
Polar ice sheets are shrinking, sea level is rising and 44% of the world's population lives within 90 miles of the sea in the coastal zone. Oceanographer John Englander's addressed these topics in a recent talk, "Melting Ice, Rising Seas, and Shifting Shorelines: the New Normal" at the Aquarium of the Bay.
The Calaveras Dam Replacement Project has brought ancient fossils to light.
Earth Day is the perfect time to celebrate our connection to the land and bay around us, along with the 25th anniversary of the San Francisco Bay Trail. Find out more from the East Bay Regional Park District's Sharol Nelson-Embry.