Benton County scheduled more public hearings on Republic Services' proposed Coffin Butte Landfill expansion. After three public hearings in April and May, Republic Services asked for additional ...

The Hartland Landfill RNG facility is Vancouver Island’s first RNG facility. Originally announced in 2020, the nearly $32 million Hartland Renewable Natural Gas facility, utilizing Waga Energy ...

A drill pipe changer device is proposed and designed, which is applied to the industrial robot technology to achieve assemble and discharge of drill pipe. Deriving the mathematical solution of its ...