Schools closing, hospitals declaring critical incidents and chaos on the roads and railways – as our creaking infrastructure melts under the pressure of extreme heat, government advisor, Lucy Easthope , explains why the wreckage of this week tells her we’ve left it too late to cope with what is coming next W hat a week. We have had both our hottest June day and night on record. Multiple hospitals have declared a critical incident and over a thousand schools have shut . Hundreds of people have