In recent years the issue of whether human activity is causing dangerous changes to the global atmosphere has been controversial despite the sequence of reports of the scientific consensus in the UN’s IPCC. Vested interests on both sides of the argument claim conspiratorial motives and ‘confirmation bias’ behind the views of their opponents. Here is one view from the BBC which relates to the likely fact that 2014 will be the hottest year on record globally and in the UK. It also offers an explanation for the levelling off of this century of the rapid increase in global warming in the last decades of the 20th century. This post offers a view from the World Bank on climate change. And here is George Monbiot’s biting critique of 23 years of wasted UN deliberations on climate change – “Applauding themselves to death”. It provides a perspective for the UN 2015 Climate Conference in Paris. Just prior to COP21 this report suggests the the one degree Celsius increase in global warming is about to be reached.
Here are some facts from the US Environmental Agency about the sources of global emissions of greenhouse gasesand these six graphics fron the BBC website in July 2016 summarise six related concerns about global warming.
This blog from Jeremy Williams points out, in September 2016, the great difficulty of limiting global warming to the 1.5 degrees stated by the Paris climate agreement as the target for a safe sustainable future.