Pressure, temperature and fluid composition play an important role in the amount of metals and other chemicals found in wastewaters from hydraulically fractured gas reservoirs, according to Penn State researchers.
1 hour ago in Environment
The average U.S. temperature in autumn was 57.6 degrees F (4.1 degrees above average) and surpassed last fall as the warmest on record, according to scientists from NOAA's National Centers for Environmental Information. Precipitation ...
23 hours ago in Environment