Environmentalism without the angst

SIR – The recent demonstrations about climate change left me feeling uneasy at the apparent unbalanced and apocalyptic understanding of the nature of the problems. Of course there is rightly great concern about these matters and, yes, we need a global response to reduce carbon emissions. However, hyperbole was rampant among the elect with statements such as “12 years to save the world” and global warming will “most likely lead to the end of our civilisation as we know it”.