Environmental groups often use frightening images to sound the alarm on big issues — but to be effective at inspiring action, climate-related visuals need to promote hope rather than fear. Here, eight designs with an optimistic vision, and how the artists are driving change in their own lives.

Disasters and crises bring out the best in us. This simple fact is confirmed by more solid evidence than almost any other scientific insight, but we often forget. Now more than ever, in the middle of a pandemic, it’s crucial to remember this, says historian Rutger Bregman.

8 TED speakers show you how to nudge your mind toward the sunny side