‘California’s blackbird’ in sharp decline

Once numbering in the millions, survey finds that population of songbirds is down to 145,000, a drop of 64 percent since 2008.

Sustainability conference brings together state’s colleges

Annual meeting provides venue for sharing best green practices among UC, CSU, community colleges and private universities.
clay roof tiles

Cleaning the air with roof tiles

Students develop coating that removes up to 97 percent of smog-causing nitrogen oxides.

The energy cost of streaming video

A night of Netflix may create a larger carbon footprint than you'd think.
Daniela Cusack

Reducing emissions will be primary way to fight climate change

Study: Climate engineering won't sufficiently stem global warming.
Actor Matt Damon, Dr. George Luber, UCLA professor Alex Hall

UCLA prof gives TV viewers bird's-eye view of climate change

Alex Hall, a professor in Atmospheric and Oceanic Sciences, appears on Showtime's “Years of Living Dangerously” to explain how climate change will impact lives.
clapper rail

Unintended result from curbing invaders

What to do when eradicating invasive species threatens endangered ones? Proceed with a careful balancing act.

Lack of tule fog bodes ill for fruit, nut crops

Winter's shroud is needed to force tree crops into dormancy — it's necessary for budding, setting of fruit.
Sukkertoppen ice cap, Greenland

Greenland will add far more to sea rise than expected

UCI-NASA work reveals long, deep valleys connecting ice cap to the ocean.
preschoolers napping

Hazardous flame retardants found in preschools, child care

Hazardous chemicals — some banned in furnishings for years — are widespread in indoor environments.