All mines eventually outlive their use, but some enjoy a second life — for example, as pumped-storage facilities for renewable energy.
With miles upon miles of unpaved roads in dire need of maintenance, the Kenyan government assesses its options.
Gravel roads need regular maintenance, especially as winter weather intensifies. These six tips for maintenance in the colder, snowier months can help protect your road from the elements.
Not all unpaved roads are made — or maintained — equally. Here’s what your community or village needs to do to make sure your roadways stay intact for the long-term.
President Trump’s plans to revitalize coal hasn’t stopped the renewable energy market from moving forward, with utilities like Rocky Mountain Power planning major investments in wind turbines that will power some of the country’s biggest coal-producing states.