The water problem at Pinyon Plain uranium mine, near the Grand Canyon continues. More than 80 million gallons were pumped out ...

Consistent overdrafts of the Salinas Valley Groundwater Basin has caused seawater to leech into some portions of the supply.

Abstract: This paper presents a nearly all-digital ultra-wideband (UWB) ground penetrating radar (GPR) for locating and surveying ice on the lunar surface in support of future human exploration ...

Abstract: With the advent of 6G systems, non-terrestrial networks (NTNs) are emerging as a cornerstone for global, uninterrupted connectivity. This study evaluates the downlink link budget in a ...