Global temperatures rose and extreme weather ramped up, but there were also some significant breakthroughs for the climate this year.

Should rich countries and fossil fuel companies pay for the climate losses and damages they have caused?

As countries negotiate a new global goal to raise climate cash, these five charts show why discussions are so fraught.

China produces more clean energy than any other country. Now it's rolling out an ultra-high-voltage grid to match – will its strategy of going big pay off?

Nuclear waste remains toxic for thousands of years. How do you build a storage facility that will keep it safely buried for millennia?

The burning of medical waste poses a serious health and environmental danger. Hospitals in Nepal have started turning this hazardous waste into cooking gas.

The pickup truck is an icon of American culture – but how will it evolve in an age struggling with climate change?

With the closure of the last coal-fired power station in the UK, it raises questions about how old fossil fuel infrastructure can be repurposed.