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...Carbon Brief, 2014). From the evidence of the London Bridge high water mark, we know that the level has risen since 1780 by over 1.5 metres (Carbon Brief, 2014). Alongside ice melt increasing seawater volume other factors have important impacts on the changing sea level in London. Around 11,500 years ago ice sheets covering the north of the British Isles began to retreat....

...carbon dioxide from the atmosphere as they grow. A recent study [1] found that a global tree planting effort aimed at increasing tree cover by 0.9 billion hectares would help to remove two-thirds of all human-produced carbon dioxide. But amid the clamour for more trees, for the many people involved in looking after trees and woodlands the over-riding concern is that we...

...carbon dioxide levels, looked at the Jani equation for how much warming this was likely to produce, and reported it straight, as it were, as a very alarming prospect. I became a little more sceptical in the nineties when I began to look into the science a bit more closely, but then I kind of drifted off and went off and wrote about genes for a number of years and didn’t...