The carcasses of four gray whales have been found around the San Francisco Bay Area in eight days -- an alarming string of deaths that constitutes an unusual mortality event, defined by the National Oceanic and Atmospheric Administration (NOAA) as a significant die-off of a marine species.
Sediment that could fill the volume of 112 Olympic-sized pools has been flooding into the Kalamazoo River for over a year. IT's decimating habitats and causing a serious potential for devastating flooding.
Ponderosa pines in Eastern Washington are displaying signs of irregular growth.
Moss balls imported from Ukraine to pet shops in the United States have been found to house the invasive Zebra mussel. Once in bodies of water, this mussel reproduces rapidly and wreaks havoc on ecosystems.
All Topics
All Countries
Any Date
Apply