COP28 is as controversial as it is crucial. A key meeting to ween the world off fossil-fuels taking place in a fossil fuel state. We hear of oil deal scandal engulfing the presidency, but also why the COP process remains vital, we hear about a "global stocktake" and how climate scientists...

The Brazilian Cerrado savannah is vital to the planet. It's stores as much carbon as a rainforest, it hosts 5% of the world's biodiversity and it is the source of most of Brazil's water, making it a lifeline for the Amazon. But it is being destroyed at a dizzying rate to grow the soybeans used as...