US-based contractor WSP USA has secured an engineering, procurement and construction management contract (EPCM) to build the two underground hydrogen storage caverns, each with a capacity of 150 GWh.

The storage available is roughly equivalent ... porous bodies of rock underground that naturally retain water. It's possible to pump heat - or cold - into large areas of these "sponges" and ...

Come this October, the Environment Agency — Abu Dhabi (EAD) will start filling the first man-made underground water storage facility in the emirate, with seven million gallons of desalinated water.

The tank will look similar to this one, currently being installed in Carlton in Nottinghamshire, Severn Trent says Work is under way to install a large underground water tank to alleviate flooding ...

Scientists have discovered a vast underground ocean located about 700 kilometers below the Earth's surface. This new finding reveals an ocean three times larger than all the Earth's surface oceans ...

The amount of contaminated water was lower than what the company had expected because of its measures to prevent underground water ... The estimate for when the storage tanks will be completely ...