As the UN's Climate Action Summit approaches, governments need to start doing more than setting targets. Here's how they can make a start.
Economic growth created the climate crisis and continues to fuel it – 'green' growth is no solution.
Carbon Engineering's clever harnessing of high-school chemistry is just a small step on the path to negative emissions.
Earth is fast approaching the red lines that scientists have urged temperatures cannot cross if we have any hope of avoiding catastrophic climate change. Here are the emergency measures we need.
The latest UN climate report makes it clear that the task of limiting climate change is urgent and huge. We must start to transform our economy today, but it will bring rewards as well as challenges.
The UN's panel on climate change said that technologies to remove CO2 will be necessary to limit global temperature rise to only 1.5 degrees Celsius. But these techniques are largely unproven.