Gurugram's polluted air kept 431 children out of school for nearly a year: Study

<iframe
  src="https://hindustansphere.com/embed/cluster/41a20bde47f23ac67476bbb7991a9f92583e1d54"
  width="100%" height="320"
  style="border:0;max-width:680px"
  loading="lazy"
  title="Gurugram's polluted air kept 431 children out of school for nearly a year: Study"></iframe>