It can be hard to imagine that buying a new lightbulb – or even a new car – could make a significant contribution to slowing the climate crisis. And yet such actions are vital.
The case for climate optimism harvard.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from harvard.edu Daily Mail and Mail on Sunday newspapers.
Against a backdrop of dark or doom-filled outlooks regarding climate change, a rising movement seeks to emphasize hope without sugarcoating the crisis.