As frontline workers, cleaners deserve better pay and conditions, writes Mike Cash , RMT general secretary, and Audrey Butler believes we are all key to society.Meanwhile, Lucy Matthews is emphatic that the Pets at Home stores do provide an essential service.

• Christine Allen, of the Catholic Agency for Overseas Development, writes of the excellent work being carried out to counter climate change by many people in the Catholic church (Letters , 13 July). • Read more Guardian letters – click here to visit

The Kennel Club has placed the Scottish terrier on its at-risk register as people favour trendier designer cross-breeds such as the cockapoo and labradoodle, and migrants such as the French bulldog and miniature dachshund. Pinterest President George W Bush had Scotties Barney and Miss Beazley during his tenure at the White House.

Campaigners say this can disrupt a dog’s sensitive sense of smell, while other collars emit sounds which are painful for animals.Using electric collars on animals will be banned (Image: PA)The RSPCA’s dog welfare expert, Dr Samantha Gaines applauded the government’s move to ban shock collars.Dr Gaines said: “These cruel collars have been illegal in Wales since 2010 and we've long been calling for them to be outlawed in England too.

When Benjamin Netanyahu, the Israeli Prime Minister, says that Hamas “pile up as many civilian dead as they can” to make Israel look bad, he is speaking from a mind-set that has informed the political attitude of Israel’s leaders for many years.