Most of Earth might be covered with water, but the large population of bipedal animals that crowd the planet’s land masses is doing its best to leave its imprint on the oceans as well.
A new study from the National Oceanic and Atmospheric Administration (NOAA) finds that humans have had a heavy impact on more than 40 percent of the world’s oceans. That’s an [...]
The U.S. Geological Survey says it’s getting closer to understanding why so many male smallmouth bass in the Potomoc River basin show female egg cells in their testes. The phenomenon is greatest in areas with the highest concentration of people and intensive agricultural development. Researchers are checking if hormones in wastewater and endocrine-disrupting chemicals in farm run-off are to blame.
Image courtesy of the U.S. Fish and Wildlife Service [...]
Subscribe to our RSS feed or newsletter
