Politics Miners need more engineers to meet new tailings dam safety standard Catastrophic failures in recent years have killed hundreds of people and inundated nearby communities with mine waste.
Impacts www.reuters.com Paris to expand district cooling network as global warming boosts aircon Paris plans to expand its urban cooling system, which uses a network of underground water pipes, and make it available to small companies and residential buildings as global warming increases the number of aircon units in the city
