Climate change 'is the greatest challenge of our time'

One of the scientists leading the first section of the IPCC study said climate change "is the greatest challenge of our time."

Thomas Stocker said: "Continued emissions of greenhouse gases will cause further warming and changes in all components of the climate system.

A man places his hand on the parched soil in the Greater Upper Nile region of northeastern South Sudan
Scientist Tom Stocker said climate change 'is the greatest challenge of our time.' Credit: Julien Behal/PA Wire

"Limiting climate change will require substantial and sustained reductions of greenhouse gas emissions.

"Heatwaves are very likely to occur more frequently and last longer. As the Earth warms, we expect to see currently wet regions receiving more rainfall, and dry regions receiving less, although there will be exceptions."

Read: Climate change 'is 95% man-made'

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Climate change '95% man-made'

Scientists have said they are more certain than ever that humans are responsible for the majority of climate change, according to a major report on the issue. But the trend in the average global temperature has declined since 1998.