Then brackish water inside a depleted oil well will be pumped up, heated through a heat exchanger, and sent back underground. (The brackish water is already inside the wells; the energy storage ...

as it entails filling the well with cement, more or less permanent. Oil companies are thus incentivized to leave nearly-depleted wells uncapped in case a surge in oil prices or new use renders ...

Roughly 80% of the operating wells are considered low-producing, meaning they yield less than 15 barrels of oil or 60,000 cubic feet of gas per day, the newspaper reported. Attorneys for Sentinel ...

Previously, annual fees were as low as $150 per idle well. Oil production in California has declined more than 70% since 1985 and continues to decrease. As a result, the state is in a race against ...

Cemvita has moved its microbes from the lab to the field to produce hydrogen from existing infrastructure for depleted oil and gas wells. The company is betting on the biological production of ...

Fracking is more expensive than traditional drilling, making it infeasible when the price of oil is low. Fracking tends to become unprofitable when oil prices are lower than about $30 per barrel ...

The message from Trump might be to "drill, baby, drill," but the message the market is sending to domestic producers is entirely different.

Onshore wells typically cost about $30,000 to plug, yet the commission has paid more than 10 times that amount to plug wells that are gushing with contaminated water. The commission, which ...