Features
Archives

Search
Features

Themed dossiers on a broad range of topics that explain the main technological challenges of our time. They include interviews, stories, portraits and infographics.

The high price of inaction

For more than 40 years – ever since the Great Oil Crisis of 1973 – scientists, governments and media have been warning that the world must reduce its dependence on fuels derived from hydrocarbons. Initially, the main worry was supply – would the world run out of oil and gas before we found alternatives? But by the 1980s, an even greater danger came to the fore: climate change, aggravated by the massive amounts of CO2 being spewed into the atmosphere by oil-derived fuels.

Clearing congestion

It can be difficult to effect behavioural change in large cities, but Stockholm and London have shown that a well-conceived nudge will deliver results.

Bikes are back

Cycling is healthy and good for the environment – so no wonder bicycle use in some European cities has doubled since the early 2000s.