Environmental Health

Ocean acidification is the change in ocean chemistry due to increasing concentrations of human-created carbon dioxide in the atmosphere. One result of an increase in carbon dioxide absorbed by the ocean is carbonate, used for ...

Invasive annual grasses are a threat to the Great Basin desert ecosystem that includes much of eastern Oregon. They compromise habitat diversity for important wildlife species such as the greater sage-grouse. They shorten the ...

Each year, Rachel Werling, an instructor in the Oregon State University Forestry and Natural Resources Extension program, leads groups on hikes in in southern Oregon’s Rogue Valley to teach them about natural history, fire ...

The dreaded emerald ash borer has wiped out millions of ash trees throughout the eastern United States and Canada since it was discovered in Michigan about 20 years ago. As the beetle has moved west, cities have spent ...

More students in Benton County schools are going outdoors to engage in science learning thanks to the re-energized 4-H Wildlife Stewards program, made possible by passage of the Benton County 4-H and Extension Service District in...

Studies show that American youth today are more connected to screens than to the outdoors. Parents of children 8 to 12 years old report their children spend three times as many hours with computers and televisions each week ...

Forests in northeast Oregon have grown dense with shade-tolerant tree varieties, increasing fuel loads and serving as routes for ground fires to reach the tops of larger trees. The lack of frequent, low-intensity fires leaves ...

Sudden oak death (SOD), caused by a non-native pathogen Phytophthora ramorum, has killed hundreds of thousands of tanoak trees in Curry County, Oregon, since it was first detected in 2001. With the expansion of the state ...

Federal agencies, state government, collaborative groups and businesses have been attempting to increase the pace and scale of restoration in fire-adapted forests east of the Cascades in Oregon. But achieving landscape-scale outcomes ...

Outdoor School has a long tradition in Oregon, with some programs dating back 50 years. But not everyone has had access to the program. That changed in November 2016, when Oregon voters passed Measure 99, mandating that all ...