As the world slowly moves away from using fossil fuels for electricity, one tiny Scottish island has proved it’s possible to rely almost entirely on renewables.
The inner Hebridean isle of Eigg used to get its power from diesel generators. But in 2008 its residents launched the world’s first electricity system powered by nature, and the Crowdscience team wa ... Show More
Jul 4
Can we harness solar energy from other stars?
Listener Dickson Mukisa from Uganda has been gazing up at the stars. But he’s not making wishes. He wants to know whether we can harness their energy, in the same way we do with our OWN star – the sun. After all, they may seem small and twinkly to us, but each one is a gigantic f ... Show More
26m 28s
Jun 20
How can we persuade more people to cycle?
Cycling is good for our health, good for the planet, and it can be an efficient way of moving around busy cities. But despite all the rational arguments for it, in most cities the number of people who get on their bikes is low.CrowdScience listener Hans wants to know whether it’s ... Show More
26m 28s
Aug 2021
Methane - a climate solution?
The latest IPCC assessment raised alarm about the rate at which manmade emissions are contributing to climate change. Much of the focus for action is on reducing levels of carbon dioxide, however there is a more potent greenhouse gas, methane, produced by natural and industrial p ... Show More
1h 7m
May 2020
The Future of Green Energy
As the world looks to reduce dependence on fossil fuels, there’s hope in the growing renewable energy market. In this episode of Heat of the Moment, Daniel Schrag, the director of Harvard University’s Center for the Environment, speaks to host John Sutter about the benefits of re ... Show More
30m 33s