The next report from the Intergovernmental Panel on Climate Change is due late in 2019. The lag time between data gathering and data publication, plus the need for an agreed consensus amidst the contributors have conspired in previous editions to present overly optimistic scenarios, it’s now widely recognised that they’ve routinely underestimated the rate of global warming. A recent study suggests that we might see 1.5 metres of sea-level rise before 2100: ‘Revised median RSL [relative sea-level] projections for a high-emissions future would, without protective measures, by 2100 submerge land currently home to more than 153 million people’. If we don’t avoid those high-emissions scenarios we’re also locking in greater future sea-level rises as Antarctica and Greenland give up their land-based ice to the sea.
A look over the Dengie’s sea walls at high tide and imagining another 150cm of water is a sobering matter – factor in the conditions that caused the spate of inundations referred to in a previous post and you can see we have a problem. Continue reading “Greenhouse Britain”