Alva Review-Courier -

RENO, Nev. (AP) — Environmentalists have sued a U.S. agency to try to stop it from allowing oil and gas drilling on a vast stretch of federal land in Nevada, where the government is reversing protections put in place nine months ago under the Obama administration.

The Sierra Club and Center for Biological Diversity say the U.S. Bureau of Land Management illegally failed to consider potential consequences of hydraulic fracturing, known as fracking, ranging from harm to the greater sage grouse to contamination of fragile desert water sources and emission of climate-altering greenhouse gases.

The...