The great and the good of world aviation gathered in Montreal last month to do something that seemed impossible even a couple of years ago. They agreed to cap greenhouse gas emissions from international flights. The pact - the first climate change agreement to apply worldwide to a specific sector, one that produces the equivalent annual carbon dioxide output as that of Germany - was greeted with almost universal support.

The futurists of Silicon Valley may not have seen this one coming: The first commercial delivery made by a self-driving truck was 2,000 cases of Budweiser beer. Last week, Otto, the Uber-owned self-driving vehicle operation, announced the completion of its first commercial delivery, having delivered its beer load from Fort Collins, Colo., to Colorado Springs, a roughly 120-mile trip on Interstate 25.

E-commerce software provider Two Tap has launched Two Tap Crossborder, a fully automated service that allows consumers outside of the U.S. to order products from American retailers just as easy as buying locally in their own country, the company announced. U.S. retailers can use the service to expand global sales to shoppers anywhere in the world without making changes to their existing infrastructure, Two Tap says.