Four years into California's historic drought, a $1bn desalination plant is being built by Poseidon Water. The Carlsbad Desalination Project, 12 years in the making, will convert up to 56 million gallons of seawater daily into drinking water for San Diego County. It's the state's first major desalination plant and it could be an answer to the drought, which plagues much of the Western US.

Tired of waiting for Congress, states racing to deepen seaports before the opening of the enlarged Panama Canal next year are picking up the cost of what has traditionally been a federal duty.

Concerned that cheating on vehicle emissions could be prevalent across the automobile industry, regulators in the United States and Canada are significantly expanding their on-the-road emissions tests to cover all makes and models of diesel cars.

Sedex, a provider of services to aid buyers and suppliers in fashioning responsible and ethical supply chains, has launched Sedex Advance, a new sourcing platform.