New study predicts lowering of cost curve, marginal mines staying open at all costs will see oversupply persist and fifth year of copper price declines.
The politician is calling for stricter oversight of mining companies abroad after a New York Times front-page story over the weekend shone a spotlight on a Canadian mining company accused of serious crimes in Guatemala.
Lockheed lands $480m customer for aircraft combining power of helicopter, airplane and hovercraft dramatically altering mining and exploration economics.