A new study out of the U.K. has found evidence that large rivers once flowed in the Arabia Terra section of Mars, indicating that the planet could have been ‘warm and wet’ around 4 billion years ago.
Federal agencies may be underestimating historic 100-year flood levels on rivers in the midwestern United States by as much as five feet, a new study warns.
A strain of bacteria that “breathes” uranium may be key to cleaning up polluted groundwater at sites where uranium ore was processed to make nuclear weapons.
Forty years ago this week, Congress passed landmark legislation that forced water quality standards on industry and changed the way Americans treat their rivers and wetlands.