By Bill McGuire
Twenty thousand years in the past our planet used to be an icehouse. Temperatures have been down six levels; ice sheets kilometres thick buried a lot of Europe and North the US and sea degrees have been 130m reduce. the next 15 millennia observed an amazing transformation as our planet metamorphosed into the temperate international upon which our civilisation has grown and thrived. some of the most dynamic classes in Earth historical past observed rocketing temperatures soften the nice ice sheets like butter on a sizzling summer's day; feeding torrents of freshwater into ocean basins that swiftly stuffed to provide degrees. The elimination of the big weight of ice at excessive latitudes prompted the crust to dance again triggering earthquakes in Europe and North the USA and galvanizing an extraordinary volcanic outburst in Iceland. an incredible submarine landslide off the coast of Norway despatched a tsunami crashing onto the Scottish coast whereas round the margins of the continents the large load exerted at the crust through hovering sea degrees inspired a common seismic and volcanic rejoinder.
In many ways, this post-glacial global mirrors that projected to come up as a result of unmitigated weather swap pushed by means of human actions. Already there are symptoms that the consequences of hiking international temperatures are inflicting the napping great to stir once more. may possibly it's that we're on the right track to bequeath to our youngsters and their youngsters not just a miles warmer global, but in addition a extra geologically fractious one?