Compared with graphs based solely on climate models, which tend to depict smaller and slower swings in temperatures, the new timeline is full of sudden spikes and abrupt shifts. But, in keeping ...

The professor of earth and environmental science at the University of Pennsylvania gained prominence for helping make one of the most accessible, consequential graphs in the history of climate ...

The “hockey stick” graph has been both a linchpin and target in the climate change debate. As a plot of average Northern Hemisphere temperature from two millennia ago to the present ...

Back in 1998, a little known climate scientist named Michael Mann ... "warmer than any other year since (at least) AD 1400." The graph depicting this result looked rather like a hockey stick ...

This graph, which shows both winter and summer ... Don’t have time to read about climate change as much as you’d like? Get a weekly roundup in your inbox instead. Every Wednesday, The ...

Note how the total adds up to 100%. Bar charts and line graphs can be combined. Climate graphs are an example of this. The x-axis shows the months of the year and there are two y-axes to show ...

Prof Hawkins said choices made at COP26, the climate summit in Glasgow, will determine how dark the colours get. The graphic was first used by the Reading University academic at the Hay Festival ...