In March, the World Meteorological Organisation reported that the concentration of carbon dioxide in the Earth’s atmosphere had reached its highest level in the past 800,000 years – and continues to build.

The world has already warmed approximately 1.1-1.3°C above pre-industrial levels (i.e. from 1850 to 1900), and is on track for around 2.5-3°C of warming by 2100. Given that we don’t know what level of future emissions the world will produce, predicting future effects is very difficult.

What do we know about how Britain’s climate will change?

Subject to the uncertainties above, the Met Office’s latest projections show the UK getting substantially warmer and wetter overall, but with stark seasonal contrasts – wetter winters and significantly drier summers – and more extreme weather eve

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