Nature & Environment
London’s great smog prompts link with Delhi
...The great smog of 1952 led to UK legislation on clean air. But campaigners insist that that now needs updating, with a right to clean air enshrined in law. “Lots of things in life we have choices about. Breathing isn’t one of them,” says the New Weather Institute. “We hope Smog Day becomes an annual day which helps keep the issue visible for the whole year.”...