Fracking in the U.S.

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Nuclear is a tricky technology. It does produce waste, which is radioactive and must be dealt with. Fracking in the u k. Is going nowhere. If you look at where fracking takes place in the united states, you can see that it's the devastation and industrialization of the landskape. And people will not stand for that here. There are reports that germany has said that it's going to aim for a hundred % renewables by 20 35. In your view, how realistic is that? How quickly can we step up renewables? Well, germany is coming from a good position in many ways, because its renewable secture has grown fast. Over the past

As Russia continues its invasion of Ukraine, gas prices remain high around the world. Europe is dependent on Russia for about 40% of its natural gas supplies, and despite the expansion of renewable energy over the past two decades, that dependency is increasing as countries shift to gas from dirtier coal. Putin’s attack on Ukraine has put this reliance into sharp focus as Europe considers how to respond. Madeleine Finlay speaks to our environment correspondent Fiona Harvey about how Putin has weaponised Russia’s fossil fuels, and how Europe could reshape its energy supplies for the future. Help support our independent journalism at theguardian.com/sciencepod