The invasive insect emerald ash borer is killing ash trees at an unprecedented rate in the United States, and now five North American species of ash are considered critically endangered, according to the U.S. Department of Agriculture (USDA) Forest Service.
articles
Bee Body Mass, Pathogens and Local Climate Influence Heat Tolerance
How well bees tolerate temperature extremes could determine their ability to persist in a changing climate.
Sierra Snowpack Springs Back
While spring was springing across much of the Northern Hemisphere, California’s Sierra Nevada still looked very much like winter in early May 2024.
AI to Make Crop Production More Sustainable
Drones monitoring fields for weeds and robots targeting and treating crop diseases may sound like science fiction but is actually happening already, at least on some experimental farms.
Venus has Almost No Water. A New Study May Reveal Why
Planetary scientists at CU Boulder have discovered how Venus, Earth’s scalding and uninhabitable neighbor, became so dry.
Turbid Waters Keep the Coast Healthy
To preserve the important intertidal areas and salt marshes off our coasts for the future, we need more turbid water.