The Optimist Daily: Making Solutions the News

London’s Oxford Street gets fully pedestrianized this month: here’...

Image alt text: Pedestrians walking along a traffic-free section of Oxford Street in London following the October 2026 pedestrianization announcement Oxford Street, one of ...

Berlin mapped 900,000 street trees. Now 12,000 people water them.

Image alt text: A volunteer using the Gieß den Kiez app to water an adopted street tree in Berlin during a summer heatwave Amanda ...

Greece is home to Europe’s largest double-sided solar farm

In April 2022, the Greek Prime Minister Kyriakos Mitsotakis inaugurated an enormous two-sided 204-megawatt solar park—the biggest system in all of Europe. The installation ...

This climate action tool shows where we are on our path to net zero

While the world has set big targets for tackling climate change, keeping track of progress is quite difficult — especially with so many factors ...

Ways to make your Thanksgiving celebration more eco-friendly this year

BY THE OPTIMIST DAILY EDITORIAL TEAM Thanksgiving, a time of thanks and feasting, often comes with an unanticipated environmental cost. From extra food waste ...